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February
Questions Asked on
February 8, 2014
A letter carrier can deliver mail to 112 homes per hour by walking and 168 homes per hour by driving.
Question1: By what percent
1 answer
asked by
kik
2,195 views
The probability that Jack plays guitar on a raining day is 0.6 and on a sunny day is 0.5. The probability that is rains tomorrow
1 answer
asked by
Ashley
455 views
A pair of dice is rolled, one black and one white. Find the probability of each of the following events.
1. The total is between
1 answer
asked by
Anonymous
1,087 views
A continuous signal is sampled at regular intervals, every 10 ms. What is the maximum frequency that can be captured by this
0 answers
asked by
Mia
456 views
A trash can with a mass of 5 kg has a coefficient of static friction of μs = 0.80 and a coefficient of kinetic friction of μk
1 answer
asked by
Ray
1,889 views
Thanks DrBob for answering the question! I was assuming it was something similar to that, but my confusion is that a follow up
1 answer
asked by
Nathan Berry
501 views
I hope that I am typing this particular problem right because this algebra problem was provided on a chart. However, I can't
1 answer
asked by
Student5
580 views
There sre 16 rocks that are green and 24 rocks that are blue.
Sharon is dividing her green and blue rock collection into bags.
2 answers
asked by
Sheila
545 views
How many ways to choose 2 boys and 3 girls from a class of 10 boys and 15 girls?
Would you do: 10C2=45 15C3=455 (45)(455)=20,475?
2 answers
asked by
Ashley
485 views
I have .8ml of 35% by weight hydrogen peroxide. The hydrogen peroxide density is 1.14 g/ml. how many moles of hydrogen peroxide
5 answers
asked by
Dina
3,378 views
divide and simplify .
1. 5x^4/3 divided by 5x^2/6 2. 3/a^5 divided by 3/a^2 3. 6m^4/5 divided by 2m Can someone help me do these?
5 answers
asked by
Sadie
666 views
Two teams of nine members each engage in a tug of war. The first team's members have average masses of 64 kg and exert average
1 answer
asked by
Melissa
6,942 views
A titration involves titrating 0.4 M NaOH into a solution of 0.2 M H3PO4.
a.) Calculate the volume of NaOH that will be required
2 answers
asked by
Anonymous
762 views
The energy of the first excited state of a hydrogen atom is -0.34 eV ± 0.0003 eV. What is the average lifetime of for this
0 answers
asked by
Paul
440 views
Last month, Bill's electric bill was $80.77. This month, Bill's bill was $69.06. What is the percent decrease?
1 answer
asked by
Anonymous
470 views
If a tree casts a shadow of 12 feet at the same time that 6 foot person casts a shadow what is the length of the three to the
1 answer
asked by
sandy
578 views
Find Curvature, find the curvature k of the curve, where s is the arc length parameter.
r(s)=(3+s)i+j
1 answer
asked by
jay
980 views
Explain how a drug sits on acetylcholine receptors will affect muscle function?
Is it because the drug would act as a blocking
0 answers
asked by
Student
417 views
can you help me comment on this theme please. awe and amazement
1 answer
asked by
jason
393 views
what does this mean. the city now doth like a garment wear
2 answers
asked by
renae
1,897 views
hi, pls check my work asap!
1. A ___ has a definite shape and a definite volume. (1 point) solid*** liquid gas molecule 2. Why is
39 answers
asked by
TTR+S<3
15,464 views
Solve for
the number of grams of Ca2+ ion in a solution prepared by adding 1.00 gram of calcium oxalate (Ksp=1.3x10^-8)powder to
1 answer
asked by
Nathan Berry
588 views
Charges of −q and +2q are fixed in place, with a distance of 4.65 m between them. A dashed line is drawn through the negative
1 answer
asked by
Anonymous
1,013 views
How much dry solution would it take to prepare 135 0.120M NaNO3 to a sovent?
1 answer
asked by
marjorie
521 views
So I'm writing an essay about explaining why people should speak up and address issues that matter in the world today but I
1 answer
asked by
Anonymous
601 views
A pair of dice is rolled, one black and one white. Find the probability of each of the following events.
1. The total is between
1 answer
asked by
Anonymous
607 views
The only force acting on a 4.7 kg body as it moves along the positive x axis has an x component Fx = -6x N, where x is in
0 answers
asked by
john
1,000 views
Which of the following would result in the greatest reduction of waste sent to a landfill?
a- composting food waste b- recycling
15 answers
asked by
Steve
1,259 views
What feature is NOT defined for a wave pulse?
a)period b)wave speed c)the position of a particle at a certain time d)a defined
5 answers
asked by
John
2,519 views
10. Which of the following was Daniel Webster speaking of when he declared, "Liberty and Union, now and forever, on and
1 answer
asked by
Sam
517 views
Oil spills and leaks in the Pacific Ocean have harmed marine organisims and the environment. Which kind of environmental issue
4 answers
asked by
Steve
753 views
A large building has an inclined roof. The length of the roof is 64.0 m and the angle of the roof is 20.0° below horizontal. A
1 answer
asked by
Mary Anne
3,450 views
Use the strategy of your choice to find the sums and differences below.
a)(-4)+(10)+(4)+(-2) b)(5)+(-8)+(3)+(-7)
2 answers
asked by
Harmony Ann
481 views
Hey guys I need help with subtracting integers.
A) (-8) - (6)= B) (-9) - (-6)= C) (-3) - (7) D) (-23) -(8) E)(90) - (-50) F)(-17)
2 answers
asked by
Harmony Ann
757 views
Consider the following neutralisation reaction:
2 H3PO4(aq) + 3 Ca(OH)2 (aq) → Ca3(PO4)2 + 6 H2O Determine the volume of 0.75 M
1 answer
asked by
vicky
846 views
how do you integrate
3-e^1?
2 answers
asked by
Hannah
343 views
Why should people speak up and address issues that matter in the world today? Give examples
8 answers
asked by
Anonymous
547 views
Suppose a Stat 1450 web class has 15 males (8 are also students at OSU) and 12 females (7 are also students at OSU). What is the
3 answers
asked by
john smith
761 views
Suppose electrons enter a uniform electric field midway between two plates at an angle ¦È0 to the horizontal, as shown in the
1 answer
asked by
Anonymous
1,455 views
Practice adding and subtracting fractions.
1/ Jill's friends met at her house to go on a hike to the lake.they walked 1/4 of the
1 answer
asked by
Nawaf
637 views
Write the chemical formula and number of ions formed when the following electrolyte dissolves in water. Make sure to include
2 answers
asked by
Amanda
790 views
What did the Monroe Doctrine hope to accomplish?
3 answers
asked by
Sam
651 views
The given graph represents the number of active servicemen in the region who are overweight. There were 3320 overweight
1 answer
asked by
Student5
540 views
at midnight the temperature was 28 degrees colder than it was at noon. The temperature at midnight was 34 degrees What was the
2 answers
asked by
Anonymous
691 views
Does the preservation of biodiversity prevent the extinction of species?
My answer is yes
1 answer
asked by
Steve
535 views
Determine the following random variables discrete or continuous:
a)Number of fish I caught during 2 hours? I said: discrete
1 answer
asked by
Ashley
1,176 views
Two cars pass a school when a stopwatch reads zero. They both travel in the same direction. Car A travels at a constant speed of
1 answer
asked by
Erin
567 views
Why is biodiversity ecologically valuable?
a- it provides humans with food and shelter b- it is reliable source of revenue c- it
4 answers
asked by
Steve
1,672 views
What is the minimum uncertainty in the velocity of an electron that is known to be somewhere between 0.050 nm and 0.10 nm from a
1 answer
asked by
Jake
455 views
Why are rain forests the most diverse ecosystems?
a- the are near bodies of water b- they have favorable climates c- they are
1 answer
asked by
Steve
792 views
Peyton has 2 pizzas. Each pizza is cut into 10 equal slices. She and her friends eat 14 slices. What part of the pizzas did they
11 answers
asked by
Anonymous
4,935 views
A multiple choice test has 3 questions and each question has 3 choices. If Nacho takes this test, what is the probability that
1 answer
asked by
Venice
3,426 views
Hi
Please assist me on this one, if one word in the sentence have inverted comma('first'),what does that mean?
2 answers
asked by
Hloniphile
397 views
A simple calculation will reveal that 72 has 12 factors including 1 and 72. How many natural numbers less than 100 have 12 such
3 answers
asked by
Claire
633 views
Develop a menu-driven program that inputs two numbers and, at the user's option, finds their sum, difference, product, or
3 answers
asked by
Georgette
643 views
a sample of men's heights was taken. The average height was 68.5 inches, the SD was 1.95 inches. Use the normal curve to
1 answer
asked by
brenda
842 views
how do i solve this:
y = -2x +4
2 answers
asked by
TABBY
332 views
the first term of an original sequence is 3,6,9,12,15,... Find the first six terms in each of the following case: 2.The sum of
1 answer
asked by
Anonymous
869 views
a train leave Chicago at a 115 miles per hour towards Denver another train leaves Denver 105 miles per hour towards Chicago if
2 answers
asked by
lisa
480 views
Peter notices that the teenage students who are members of the math club have ages whose product is 611520. How many members
3 answers
asked by
Claire
1,069 views
What is the typical time span for long-range plans?
A. More than 1 year C. 3–5 years B. 2–3 years D. About 25 years
1 answer
asked by
erna
542 views
Graham maintains that formulation and implementation are phases in the strategic
management process. Yolanda maintains that
1 answer
asked by
erna
557 views
A running track consists of two straight 88.5m segments and two semicircles of radius 39.0m as shown in the figure.
Part A was
0 answers
asked by
Ebian
548 views
Oppositely charged parallel plates are separated by 5.35 mm. A potential difference of 600 V exists between the plates.
(a) What
2 answers
asked by
juan
920 views
What is the resistance of a 7.4-m length of copper wire 1.2mm in diameter? The resistivity of copper is 1.68×10−8Ω⋅m.
R=___
0 answers
asked by
IM
979 views
A constant voltage is applied across a circuit. If the resistance in the circuit is doubled, what is the effect on the power
1 answer
asked by
Anonymous
1,606 views
Consider two copper wires with the same cross-sectional area. Wire A is twice as long as wire B. How do the resistivities and
2 answers
asked by
Anonymous
8,750 views
Q: A train and a bus arrive at random between 9AM and 10AM.
The train stops for 10 minutes and bus for ‘x’ minutes. Find
1 answer
asked by
E V Shashank
920 views
A current of 2.10A flows in a wire. How many electrons are flowing past any point in the wire per second?
N=_____________________
2 answers
asked by
mkm
3,592 views
Simplify each expression.
1. (8/27)^1/3 2. (8/27)^2/3
1 answer
asked by
Anonymous
376 views
Can you help me in math please, I don't understand this. My book shows me the area of a parallelogram, and area of a triangle,
9 answers
asked by
SandpitTurtle
633 views
You're driving down the highway at 20m/s when you see a snowman you don't want to crush 35 m in front of you. Your reaction time
1 answer
asked by
Maria
622 views
Find the largest positive integer that leaves the same remainder when divided into each of 889, 961, 1009, and 1189
1 answer
asked by
Krystal
551 views
Simplify. All variables represent nonnegative numbers.
1. 3^√8m^3 2. (a^2b^4)^1/23^√b^6 3. 3^√27x^6
2 answers
asked by
Anonymous
597 views
who was the audience for the black mans burden by Edward D. Morel?
1 answer
asked by
Anonymous
695 views
Americans are urged to make at least half of their grains whole grains. An example of a food with whole grains includes ______
1 answer
asked by
xd
473 views
You and a friend each drive 54 km. You travel at 95 km/h; your friend travels at 118 km/h. How many minutes will your friend
1 answer
asked by
Erin
734 views
There are 29 students in the class. 21 students are in base ball team and 12 students are in foot ball team...but some students
1 answer
asked by
laiba ahmer
507 views
Why is this wrong? To succeed in the new economy, workers will have to learn throughout their careers, adapt to changing
1 answer
asked by
ML
403 views
The step response of a circuit is its response to a step input, u(t). Knowing the step response of a linear circuit is extremely
5 answers
asked by
sushma
781 views
Two identical weights of mass M are linked by a thread wrapped around a frictionless pulley with
a fixed axis. A small weight of
3 answers
asked by
vaibhav
3,113 views
Alcoholic drinks contain ethanol. 10cm3 of ethanol is called one unit of alcohol. Men are advised to drink a maximum of 21 units
1 answer
asked by
Ella
688 views
Find the number of decibels for the power of the sound given. Round to the nearest decibel.
A rocket engine, 2.54 cross 10−5
1 answer
asked by
samuel louijeune
476 views
A simple calculation will reveal that 72 has 12 factors including 1 and 72. How many natural numbers less than 100 have 12 such
1 answer
asked by
Claire
559 views
how do we learn to draw?
1 answer
asked by
stephanie
855 views
Increase the amount and variety of seafood consumed by choosing seafood in place of _____.
A. Breads B. Fruits C. Vegetables D.
1 answer
asked by
xd
561 views
what are the reaction steps of the reaction between ferric chloride with hydrogen at 600 degree celsius
0 answers
asked by
nivedita
445 views
2 tall buildings are 200m apart. with what speed a ball be thrown horizontally from a window of one building 2km above the
1 answer
asked by
latika
658 views
Determine if the following are probability distributions (if no, state why).
a. X 3 6 9 12 15 P(X) 4/9 2/9 1/9 1/9 1/9
1 answer
asked by
Tyler
1,043 views
purchase price 550,000, period of useful 10 years, annual revenue 100,000,operating costs 32,000, depreciation 55,000 no income
1 answer
asked by
Carol
492 views
purchase price 550,000, period of useful 10 years, annual revenue 100,000,operating costs 32,000, depreciation 55,000 no income
0 answers
asked by
Carol
524 views
Yi conveyed a piece of land by general warranty deed. The deed included a covenant of seisin. With this covenant, Yi promised
1 answer
asked by
Lynn
663 views
What emotion is associated with weariness? I'm supposed to analyse the emotions that are expressed within a text, and the
1 answer
asked by
David
458 views
1.What two things happen to particles in a substance when the substance is heated?
2. What are the three most common states of
1 answer
asked by
bob
870 views
Find the Principal unit normal vector to the curve at the specified value of the parameter.
r(t)=ti+t^(2)j+lntk, t=1
1 answer
asked by
jay
1,650 views
Ross is a wealthy man. Out of the kindness of his heart, he transfers a piece of real property to his church, "for as long as
0 answers
asked by
Lynn
579 views
How much pure acid must be added to a 30% acid solution to make a 60L solution which is 50% acid?
This was the answer I got from
1 answer
asked by
Brittany Jones
629 views
If a ball is thrown vertically upward from the roof of 64 foot building with a velocity of 32 ft/sec, its height after t seconds
1 answer
asked by
Calculus Velocity
799 views
Select the first five terms in the arithmetic sequence an = 8n, starting with n = 1
1 answer
asked by
lee
430 views
a block of wood of 200g is thrown vetically with a veloncity of 20mls what is the pontential energy?
1 answer
asked by
sience
405 views
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