Questions Asked on October 13, 2015

1. Write the converse of the following true conditional statement. if the converse is false, write a counterexample.If a < 10,
1. 9 answers
2. asked by Tim
3. 11,955 views
describe a real world situation that is modeled by dividing two fractions or mixed numbers.
1. 16 answers
2. asked by hazel
3. 6,058 views
Consider the following balanced thermochemical equation for a reaction sometimes used forH2S production: 1/8 S8 (s) + H2 (g)
1. 1 answer
2. asked by patrick
3. 5,624 views
Describe the primary economic activity for each of the three colonial regions: the New England colonies, the Middle colonies,
1. 16 answers
2. asked by Alexis
3. 5,344 views
What is a counterexample of the following conjecture?Conjecture: Any number that is divisible by 3 is also divisible by 6 36 27
1. 2 answers
2. asked by SkatingDJ
3. 5,084 views
if you use a horizontal force of 30 N to slide a 12 kg wooden crate across a floor at a constant velocity, what is the
1. 2 answers
2. asked by carly
3. 4,599 views
which of the following plays a role in determaning a persons weight (select all that apply)herdity activity level body mass
1. 18 answers
2. asked by jirehn bush
3. 4,494 views
1. Explain why many Americans blamed Spain for the explosion of the USS Maine.A: Before the USS Maine exploded, the United
1. 3 answers
2. asked by Victoria
3. 4,422 views
Find the numerical value of each expression. (Round your answers to five decimal places.)(a) cosh 9 (b) cosh(ln 9)
1. 5 answers
2. asked by TayB
3. 4,189 views
0.000027 ÷ 0.000009Requirements: • Explain how to use scientific notation to solve the problem. • Describe how to divide
1. 16 answers
2. asked by cheyann
3. 3,945 views
A softball having a mass of 0.25 kg is pitched at 95 km/h. By the time it reaches the plate it may have slowed 10%. neglecting
1. 1 answer
2. asked by joyce
3. 3,790 views
Find the linear approximation of the function g(x)=cube root(1+x) at a=0.
1. 1 answer
2. asked by TayB
3. 3,576 views
Which Of The Following Sentences Uses The Subjunctive Mood Correctly?A: On Most Days, He Wished He Were An artist B: Knowing He
1. 10 answers
2. asked by Science Nerd-In-Training
3. 3,401 views
when a certain number is added to 11 and the result is multiplied by 3, the final result is 45. Find the number.
1. 6 answers
2. asked by wisdom
3. 3,096 views
A car travels 28 m [E 35° S] and then turns and travels 45 m [S]. the whole motion takes 6.9s.what is average velocity? answer:
1. 1 answer
2. asked by Matty
3. 3,091 views
A football is punted into the air and it's height is given by the equation, h(t)=-4.9t^2 + 24.5t + 1a)how high is it after 1
1. 4 answers
2. asked by Basil
3. 3,084 views
these marbles are placed in a bag and two of them are randomly drawn what is the probability of drawing two pink marbles if the
1. 1 answer
2. asked by Anonymous
3. 3,073 views
maria thinks of a number between 30 and 35. it has a greater number of ones than tens. what is the number ?
1. 4 answers
2. asked by peggy
3. 2,981 views
What is 5-16 tenths?
1. 3 answers
2. asked by Tobi
3. 2,805 views
If 200 cm3 of tea at 95°C is poured into a 150-g glass cup initially at 25°C, what will be the common final temperature T of
1. 4 answers
2. asked by jay
3. 2,742 views
Find the z scores that separate the middle 59% of the distribution from the area in the tails of the standard normal
1. 1 answer
2. asked by bee
3. 2,601 views
Name the Property of Equality that justifies this statement:x = x Reflexive Property Symmetric Property Transitive Property
1. 2 answers
2. asked by SkatingDJ
3. 2,590 views
A 49.3 g sample of ethylene glycol, a car radiator coolant, loses 624. J of heat. What was the initial temperature of ethylene
1. 1 answer
2. asked by patrick
3. 2,519 views
The Asian Silver Carp is an invasive species of fish which has infested a number of American rivers. The disturbance of passing
1. 1 answer
2. asked by Mariah
3. 2,441 views
Is the decomposition of lead(ii)nitrate a redox reaction?Equation with O.S. underneath 2Pb(NO3)2 => 2PbO + 4NO2 + O2 +2 -1 +2-2
1. 2 answers
2. asked by Faith
3. 2,390 views
use logarithm to solveA car depreciated at 15% per year. How long is it until it is worth half the original value?
1. 2 answers
2. asked by Bobby Funtimes
3. 2,301 views
If tanh x=4/5, find the values of the other hyperbolic functions at x.sinh x= cosh x= coth x= sech x= csch x=
1. 2 answers
2. asked by TayB
3. 2,246 views
Use the truth table to test the validity of the following argument.If you play varsity sports, then you are dismissed from
1. 1 answer
2. asked by SkatingDJ
3. 2,208 views
Please check answers1. Michael, a freelance editor, charges the rates shown in the table below to edit manuscripts. The cost per
1. 2 answers
2. asked by Please Need Help Quickly
3. 2,184 views
Assume that the pond contains 120 fish: 97 green, 22 yellow, and 1 red. A contestant pays $0.60 to randomly catch one fish and
1. 1 answer
2. asked by Steph
3. 2,058 views
Is the equation true, false, or open?4y+8=6y+3 a. True; the expressions are the same for all values of the variables. b. False;
1. 1 answer
2. asked by Kaai97
3. 2,043 views
a stone is dropped from the top of a cliff. it is seen to hit the ground 3.5 seconds later. how high is the cliff
1. 1 answer
2. asked by Anonymous
3. 1,940 views
Is the equation true, false, or open?4y+8=6y+3 a. True; the expressions are the same for all values of the variables. b. False;
1. 1 answer
2. asked by Kaai97
3. 1,936 views
Express the ratio as fraction 21 : 7/9
1. 6 answers
2. asked by Waseem
3. 1,907 views
Allana used Fraction 3 over 5 yard of fabric to make a scarf. Can she make 2 of these scarves with Fraction 1 and 7 over 10
1. 6 answers
2. asked by jeremiah
3. 1,852 views
2.)The volume of a box can be found by multiplying the length times width times height of a box(V=lwh).If the volume of a box is
1. 8 answers
2. asked by Douglas
3. 1,833 views
If a ball is thrown vertically upward with a velocity of 96 ft/s, then its height after t seconds iss = -16t^2 + 96t. What is
1. 1 answer
2. asked by Callie
3. 1,790 views
If 3% of electric bulb produced by a company are defective find the probability that in a sample 100bulbs(a) 0 (b)1 (c)2 (d)3
1. 4 answers
2. asked by Collins
3. 1,710 views
Which of the following are binomial experiments? (more than one is possible)1.) A store finds that 32% of people who enter the
1. 0 answers
2. asked by Semmy
3. 1,683 views
The wooden frame of a picture is 20cm long and 16cm wide. If the wood is 1.82cm wide, find the size of the picture.My working:
1. 2 answers
2. asked by Treasure
3. 1,683 views
The height, s, of a ball thrown straight down with initial speed 32 ft/sec from a cliff 48 feet high is s(t) = -16t^2 - 32t +
1. 2 answers
2. asked by nrosen
3. 1,618 views
What is 3.56 x 10 power to -5 in standard form?356,000 3,560,000 0.00356 0.0000356****
1. 1 answer
2. asked by Shalee ^~^
3. 1,616 views
1.)If a ping pong falls from the top of a building that is 168 feet high, how many seconds will it take the ball to hit the
1. 5 answers
2. asked by Douglas
3. 1,551 views
At a major International Airport, 0.49 of the flights arrive on time. A sample of 12 flights is studied. What is the probability
1. 1 answer
2. asked by Semmy
3. 1,546 views
Which of the following is an example of a run-on sentence?Baseball is an amazing sport to play and to watch. Nothing beats the
1. 3 answers
2. asked by Guy
3. 1,527 views
There are 3 pink marbles, 2 yellow marbles, and 5 blue marbles in a bag. What is the probability of drawing 2 pink marbles?
1. 3 answers
2. asked by Laura
3. 1,456 views
Let me know if I'm correct pleaseFor exercises 1 and 2 translate each phrase into an algebraic expression The difference of a
1. 14 answers
2. asked by AABBCC
3. 1,420 views
Which of the following procedures involves a physical change in one of the substances?separating an oil from solution by cooling
1. 1 answer
2. asked by Sara
3. 1,370 views
Which equation is an identity?a. 7-(9x+3)=-9x-4 b. 6m-5=7m+5-m c. 10p+6-p=12p-3(p-2) d. 3y+2=3y-2
1. 1 answer
2. asked by Kaai97
3. 1,370 views
Is the equation true, false, or open?4y+8=6y+3 a. True; the expressions are the same for all values of the variables. b. False;
1. 4 answers
2. asked by Kaai97
3. 1,363 views
a gift store owner used 9 rolls of wrapping paper to wrap his customers' gifts last week. each roll was 58 1/3 inches long. how
1. 3 answers
2. asked by Nicole
3. 1,346 views
The five candidates for mayor in the town Smallville were members of these five parties: conservative, Democrat, Independent,
1. 6 answers
2. asked by Angie
3. 1,345 views
1.)Ovaries containA.)Sperms & produce estrogen B.) Sperms & produce testosterone C.)Eggs & produce estrogen D.)Eggs & produce
1. 1 answer
2. asked by Adri,
3. 1,324 views
What is 0.68 written as a simplified fraction? My answer is 17/25.What makes the statement true? 7^-2= My answer is 14. What is
1. 2 answers
2. asked by El
3. 1,310 views
The area of a triangle is 30cm^2. What is the base of the triangle if the height is 6 cm?
1. 1 answer
2. asked by Terry
3. 1,305 views
1. What was the purpose of the Open Door policy?A: The purpose of the Open Door policy was to allow each foreign nation in China
1. 1 answer
2. asked by Victoria
3. 1,304 views
Which of the following statements does not describe a function of the confederation government?A. defend the country B. regulate
1. 7 answers
2. asked by lauren
3. 1,280 views
A drop of mass 2.0 g falls from a cliff of height 1.0 km. It hits the ground with a speed of 50.0 m/s. The work done by
1. 1 answer
2. asked by 911
3. 1,274 views
What is 0.68 written as a simplified fraction? My answer is 17/25.What makes the statement true? 7^-2= My answer is 14. What is
1. 1 answer
2. asked by Essie
3. 1,274 views
A reaction mixture of 4.0 mL of 0.002 M SCN- and 5.0 mL of 0.002 M Fe3+ is diluted to 10.0 mL with 0.1 M HNO3 to form the
1. 1 answer
2. asked by Anonymous
3. 1,267 views
0.000027 ÷ 0.000009Requirements: • Explain how to use scientific notation to solve the problem. • Describe how to divide
1. 1 answer
2. asked by cheyann
3. 1,242 views
1. What was the purpose of the Open Door policy?A: The purpose of the Open Door policy was to allow each foreign nation in China
1. 4 answers
2. asked by Victoria
3. 1,239 views
find the constant c such that the denominator will divide evenly into the numerator x^4+10x^2+c/x+i
1. 1 answer
2. asked by crystal
3. 1,226 views
1. Explain why Secretary of State James G. Blaine convened the Pan-American conference in 1889.A: James Blaine convened the
1. 1 answer
2. asked by Victoria
3. 1,159 views
Biruk wants to buy a book for $15.25 and a book for $4.85. He wants to pay with one $20.00 bill. Use estimation to decide
1. 1 answer
2. asked by Grace
3. 1,152 views
Find the average rate of change of f(x)=2x2−7 between each of the pairs of points below.Between (3,11) and (6,65) Between
1. 2 answers
2. asked by Mary
3. 1,131 views
two pair of shoes and four pairs of sock cost 109,and three pairs of shoes and five pairs of socks cost 160 .Find the cost of
1. 1 answer
2. asked by radilyn
3. 1,087 views
While John is traveling along a straight interstatehighway, he notices that the mile marker reads 256 km. John travels until he
1. 1 answer
2. asked by eric
3. 1,083 views
meeta and vikas each ate 5/12 parts of a cake. what portion of the cake was left?
1. 2 answers
2. asked by shehzad
3. 1,063 views
A car is traveling around a horizontal circular track with radius r = 270 m as shown. It takes the car t = 66 s to go around the
1. 1 answer
2. asked by Harman Preet
3. 1,059 views
According to the balanced equation below, how many moles of KBr will be made from 30.0 mL of 1.00 M HBr solution?HBr(aq) +
1. 3 answers
2. asked by Minset
3. 1,016 views
A plane flying horizontally at an altitude of 2 mi and a speed of 420 mi/h passes directly over a radar station. Find the rate
1. 2 answers
2. asked by Callie
3. 1,016 views
For every boy taking classes at the music school , there are 3 girls who are taking classes at the school . if there are 128
1. 2 answers
2. asked by kimberly
3. 1,000 views
A water treatment plant adds fluoride ion to the water to the extent of 1.5mg F-/L H2O. a)What is the molarity of fluoride ion
1. 1 answer
2. asked by Faith
3. 992 views
What is the Distributive Property?
1. 12 answers
2. asked by Grace
3. 989 views
The above function is given:f(x)= sqrt of (2x-6)/(x-8) - Sarah describes the domain as [3, ∞). - Describe why her domain is
1. 3 answers
2. asked by Dave
3. 963 views
In an elementary school, 29% of children wear glasses. Suppose that a random sample of 31 children is selected. Find the mean
1. 1 answer
2. asked by Semmy
3. 933 views
Deterioration of buildings, bridges, and other structures through the rusting of iron costs millions of dollars everyday.
1. 0 answers
2. asked by patrick
3. 928 views
A person pushes a 16.5-kg shopping cart at a constant velocity for a distance of 36.6 m on a flat horizontal surface. She pushes
1. 1 answer
2. asked by Kim
3. 926 views
Suppose that a state university has to form a committee of 5 members from a list of 20 candidates out of whom 12 are teachers
1. 2 answers
2. asked by Bani
3. 910 views
a boat starts sailing on monday 10:00 at harbour A and sail 600 km due north.later it turns due east for a further 420 km to
1. 1 answer
2. asked by thabo
3. 904 views
The probability that a randomly selected individual in a certain community has made an online purchase is 0.40 . Suppose that a
1. 1 answer
2. asked by Semmy
3. 899 views
Throwing A ball: A ball is thrown vertically from ground level with an initial speed of 108 ft/s.A. When will the ball hit the
1. 2 answers
2. asked by Hugo
3. 865 views
One coin is fair and one is weighted so that Pr[H]=211. You randomly select one of the two coins, and flip it 5 times, noting
1. 0 answers
2. asked by Dana
3. 852 views
These marbles are placed in a bag and two of them are randomly drawn. What is the probability of drawing 2 pink marbles if the
1. 0 answers
2. asked by Lindsay
3. 850 views
The place kicker on a football team kicks a ball from ground level with an initial speed of 22.40 m/s at an angle of 15.0°
1. 1 answer
2. asked by Mariah
3. 842 views
How many votes does each state have in the Electoral College?is equal to number of members the state has in congress Just
1. 3 answers
2. asked by Adam
3. 840 views
1. How did the desire to expand into new markets help push the United States to extend its influence into the Pacific?A: The
1. 0 answers
2. asked by Victoria
3. 838 views
these marbles are placed in a bag and two of them are randomly drawn what is the probability of drawing two pink marbles if the
1. 0 answers
2. asked by Lindsay
3. 824 views
What it is an estimate of the solution of the equation 6n+3=2? Use a table.
1. 2 answers
2. asked by Kaai97
3. 821 views
Please check answers1. Maria has a 25-page manuscript. The equation below shows the relationship between the total cost of
1. 3 answers
2. asked by Please Need Help Quickly
3. 811 views
What is 0.68 written as a simplified fraction? My answer is 17/25.What makes the statement true? 7^-2= My answer is 14. What is
1. 2 answers
2. asked by Essie
3. 806 views
The probability of selecting a banana from a bowl containing 5 bananas and 5 oranges
1. 2 answers
2. asked by Siphosethu hlatshwayo
3. 805 views
A rectangular box is to have a square base and volume of 78 feet cubed. If the material for the base costs $.30 per square feet,
1. 1 answer
2. asked by Josh
3. 800 views
find the value of K such that (x+1) is a factor of x^3-kx^2+x+5
1. 1 answer
2. asked by crystal
3. 797 views
Marie gets $500 pocket money each day,she spends $300 each day. Write fractions to show the money spent and money left:(1) at
1. 2 answers
2. asked by martin
3. 782 views
When 22.3 mL of 1.00 M AgNO3 is mixed with 21.7 mL of 1.50 M NaCl, the temperature of the mixture rises for 21.6 degrees C to
1. 3 answers
2. asked by Sarah
3. 775 views
Find the z-score for which the area to its right is 0.65 .Write only a number as your answer. Round to two decimal places (for
1. 1 answer
2. asked by Obi
3. 767 views
I have multiple...1) If a metal ore contains 23.1% pure metal, how many pounds of pure metal can be obtained from 38 pounds of
1. 0 answers
2. asked by Shannon
3. 767 views
Find the z-score for which the area to its left is 0.46 .Write only a number as your answer. Round to two decimal places (for
1. 1 answer
2. asked by Obi
3. 760 views

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