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Questions Asked on September 13, 2015

how can you find what each mark represents on a number line?
1. 5 answers
2. asked by Michelle
3. 5,385 views
find orthogonal trajectory of family of circles x^2+y^2+2fy+1=0.
1. 7 answers
2. asked by Anonymous
3. 5,211 views
6) A school bus moves at 2.2 m/s as it pulls away from the bus stop what is the speed of the bus 20 s later after its speed has
1. 1 answer
2. asked by anonymous
3. 3,736 views
Consulting the graph shown in (Figure 1) , determine the object's average velocity over the time interval from 2 to 4 seconds.Ex
1. 1 answer
2. asked by Rachel
3. 3,402 views
You are asked to consult for the city's research hospital, where a group of doctors is investigating the bombardment of cancer
1. 2 answers
2. asked by Danielle
3. 3,173 views
how are the fundamental laws and principles of physics related to the complexity that we see in nature?2) How do the laws of
1. 2 answers
2. asked by anonymous
3. 2,844 views
The total surface area of Earth is about 1.97 × 10^8 square miles. The surface area of land on Earth is about 5.73 × 10^7
1. 2 answers
2. asked by .
3. 2,455 views
One regular polygon has twice as many sides as another. If the ratio of the interior angles of the first to that of second is
1. 3 answers
2. asked by Rabinprakash Dahal
3. 2,384 views
Consulting the graph shown in (Figure 1) , determine the object's average velocity over the time interval from 2 to 4 seconds.Ex
1. 1 answer
2. asked by Rachel
3. 1,992 views
Which are reasons to get a claim peer reviewed? Check all that apply.A peer review verifies conclusions. A peer review proves
1. 9 answers
2. asked by Alexis
3. 1,959 views
Divide using the division algorithm. Write your answer in the form Q + RD where the degree of R is less than the degree of D.x^3
1. 1 answer
2. asked by Idkm
3. 1,920 views
A car salesperson's annual income depends on the amount of his sales. His annual income is a salary of $11500 plus 12% of his
1. 2 answers
2. asked by JTR
3. 1,799 views
Find the domain of the function. (Write your answer using interval notation.)sqrt(x)/ (4x^2 + 3x − 1) If you set the bottom
1. 1 answer
2. asked by kelly
3. 1,780 views
Greg is at his house.He gets in his car and drives north 9.6 miles and stops at the store.Then he turns around and drives south
1. 7 answers
2. asked by Jennifer
3. 1,769 views
Brianna is organizing a group of staff from her engineering company to provide Saturday afternoon tutoring for students at the
1. 5 answers
2. asked by Steve
3. 1,605 views
The driver pushes the accelerator pedal as far down as possible. The car does not accelerate above a certain maximum speed.
1. 2 answers
2. asked by Peter
3. 1,591 views
The equation for lowering the freezing point of a solvent is given in your manual. Given that the freezing point for the pure
1. 2 answers
2. asked by Asia
3. 1,517 views
The temperature at noon is 75 degreesF. The temperature drops 3 degrees every half hour. What is the temperature at 4.pm.I'm
1. 6 answers
2. asked by Gail
3. 1,440 views
At present, the sum of the ages of a father and his son is 33 years. Determine the smallest number of years until the father's
1. 2 answers
2. asked by Student
3. 1,316 views
A tennis player serves a tennis ball it is moving horizontally when it leaves the racquet. When the ball travels a horizontal
1. 1 answer
2. asked by jack
3. 1,268 views
If a rectangular solid has a mass of 59.345 g and measures 10.05 cm by 5.20 cm by 1.25 cm, what is the density of the solid?
1. 1 answer
2. asked by Dan
3. 1,245 views
The data in the following table describe the initial and final positions of a moving car. The elapsed time for each of the three
1. 0 answers
2. asked by Jess
3. 1,187 views
Calculate the number of moles of carbonatoms present in 2.2 g of ethanol (C2H6O). For this question, I would just need to find
1. 1 answer
2. asked by Alex
3. 1,182 views
Superior has provided the following information for its recent year of operation:The common stock account balance at the
1. 1 answer
2. asked by samantha
3. 1,124 views
A certain aircraft has a liftoff speed of 126 km/h.(a) What minimum constant acceleration does the aircraft require if it is to
1. 0 answers
2. asked by Vitinna
3. 1,048 views
A 0.0500 kg ice cube at -30.0◦C is placed in 0.400 kg of 35.0◦C water in a very well insulated container.What is the final
1. 1 answer
2. asked by Anonymous
3. 1,022 views
A rectangular cake measuring 120 cm by 72 cm is to be divided into square pieces of the same size and the largest size
1. 4 answers
2. asked by regieco batarra
3. 1,016 views
9 balls in a hat. balls are numbered 1-9. you choose 3 balls. how many possible combinations are there?
1. 1 answer
2. asked by kay
3. 996 views
The Wilmot Proviso called for popular sovereignty on the slave question in the territories won from Mexico.True False The Wilmot
1. 4 answers
2. asked by miguel
3. 969 views
Three numbers are in G.P. whose sum is 70. if the extremes be each multiplied by 4 and the means by 5, they will be in AP. find
1. 1 answer
2. asked by Aman
3. 956 views
You are considering two mutual funds for your investment. The possible returns for the funds are dependent on the state of the
1. 1 answer
2. asked by Eric
3. 939 views
-1/2 divided _____________= -7/3how do I get the number that equals -7/3
1. 1 answer
2. asked by Gail
3. 898 views
Zola can see the top of 180m cell phone at an angle of elevation of 32 degrees, and Naeem can see it an angle of elevation of 50
1. 1 answer
2. asked by Luisa
3. 893 views
A 0.0500 kg ice cube at -30.0◦C is placed in 0.400 kg of 35.0◦C water in a very well insulated container.What is the final
1. 0 answers
2. asked by Anonymous
3. 885 views
Can I know the molarity of acid rain?
1. 1 answer
2. asked by Jose
3. 864 views
If a ball is thrown at an initial speed of 8.0m/s at an angle of 35 degrees above the ground, what is the speed of the ball when
1. 2 answers
2. asked by Jacob
3. 858 views
The word _______ always takes a singular verb, regardless of what follows itthere who it that
1. 0 answers
2. asked by miguel
3. 839 views
A plane flys 230 km due north. The wind is blowing west at 85 km. what direction is the plane flying. Calculate the actual speed
1. 1 answer
2. asked by Georgia
3. 832 views
A tennis player serves a tennis ball it is moving horizontally when it leaves the racquet. When the ball travels a horizontal
1. 1 answer
2. asked by jack
3. 823 views
Jason loves to download music. Downloads R Us sells songs only in packages of three, and it charges $2.00 for each package of
1. 1 answer
2. asked by Ken
3. 794 views
An ice sled powered by a rocket engine starts from rest on a large frozen lake and accelerates at +15.0 m/s2. At tl = 2.8 s the
1. 1 answer
2. asked by Ab
3. 788 views
abuse suffixadj, noun, adv, verb
1. 1 answer
2. asked by jen
3. 776 views
A company's retained earnings increased $375,000 last year and its assets increased $973,000. The company declared a $79,000
1. 0 answers
2. asked by samantha
3. 748 views
Q: Number of unpaired electrons in the nitrogen atom.A: 1s^2 2s^2 2p^6. 3 unpaired electrons in the p orbital Q: Number of 4d
1. 1 answer
2. asked by Anonymous
3. 734 views
A car with a uniform speed of 60km/h enters a circular flat curve whose radius is .50 km. If the friction between the road and
1. 0 answers
2. asked by NotYourTyn
3. 723 views
Factorise as far as possible:1) 2a^2b + 8a^2b^2 The answer i got for this is 2ab(a+4ab). I'm not entirely sure if this is fully
1. 2 answers
2. asked by Anonymous
3. 714 views
A rocket accelerates from rest at 17 m/s2 for11 s. How far will it cover during this time? Answer in units of m. How do I solve
1. 3 answers
2. asked by Adal
3. 699 views
A 600 meters long train travels through a 4200 meter tunnel. Two full minutes elapsed from time the front of the train enters
1. 2 answers
2. asked by Austin M.
3. 694 views
The half-life of the Nobelium isotope No^257 is about 23 seconds. 644 seconds (or 28 half-life periods) after the isotope was
1. 1 answer
2. asked by J
3. 684 views
The speed of the current is 4kph. A boat travels 6km upstream in the same time it takes to travel 10km downstream. What is the
1. 1 answer
2. asked by Sammy
3. 677 views
A person travels by car from one city to another.She drives for 21.8 min at 67.1 km/h, 13.1 min at 84.6 km/h, 51.4 min at 33.5
1. 1 answer
2. asked by Anonymous
3. 671 views
if a ladder 15 meters long is placed so as to reach the bottom of a window 10 meters high, what distance on the ground does the
1. 1 answer
2. asked by M
3. 668 views
african slaughter rituals should be allowed in the suburbs
1. 1 answer
2. asked by tsholofelo nteo
3. 656 views
Q: Identify all that is incorrect about the set of four quantum numbers and explain why. {-3, 2, 1, 1/2}A. -3 because there
1. 1 answer
2. asked by Anonymous
3. 645 views
A boat is crossing a river. The velocity of the boat relative to the water is 4.0 m/s directed perpendicular to the river's
1. 1 answer
2. asked by Hannah
3. 645 views
The Lyman series.Of the four lines, 91.2nm, 97.2nm, 102.6 nm, and 121.6nm, which one has the A. Highest wavelength? _____ B.
1. 1 answer
2. asked by Anonymous
3. 642 views
Physical sciencesA car is stationary at first. It moves off with an acceleration of 2 m.s power -2. Calculate how fast it will
1. 1 answer
2. asked by Thando
3. 640 views
A 4000 kg trailer is towed up a hill with a 5% grade. If the towing truck starts from rest at the bottom of the hill and reaches
1. 2 answers
2. asked by Anonymous
3. 639 views
An ordinary plane leaves an airport and flies due west at 180kph. Two hours later a jet leaves the same airport and flies due
1. 1 answer
2. asked by Sammy
3. 635 views
You have 400 meters of fencing to use to make a rectangular enclosure. Give a detailed explanation of the different dimensions
1. 1 answer
2. asked by SPHA
3. 625 views
this is what we are supposed to do to began this paper Create a Microsoft® Excel® spreadsheet with the two variables from your
1. 0 answers
2. asked by Anoymous
3. 618 views
Jenny gets a salary increment of 20%. She gives 1 5 of her new salary to her mother and spends another 40%. If she has RM600
1. 2 answers
2. asked by ayu
3. 617 views
A metal ball tied to the end of a string 1.8 m long is whirled in a horizontal circle at 4 m/s. What is the mass of the ball if
1. 0 answers
2. asked by NotYourTyn
3. 611 views
Q: Name the group that has a general electron configuration of ns^2 and provide an example of an atom with this general
1. 1 answer
2. asked by Anonymous
3. 609 views
A metal ball tied to the end of a string 1.8 m long is whirled in a horizontal circle at 4 m/s. What is the mass of the ball if
1. 0 answers
2. asked by Fey
3. 607 views
A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 2.0 m/s,
1. 1 answer
2. asked by Tina
3. 606 views
In a multiple choice examination there are 20 question, each question has four alternative answer following it and a student
1. 0 answers
2. asked by onoja
3. 605 views
I am having a hard time understanding my directions.Below are two times lines that represent prenatal development and pregnancy.
1. 6 answers
2. asked by M
3. 603 views
How children's drawings develop (1. is, are) a fascinating subject. For example, a two-year-old and sometimes even a
1. 3 answers
2. asked by miguel
3. 602 views
help please :)1.) 3 years ago, Vin’s age is 3 times the age of Paul. At the present, Vin’s age is twice the age of Paul.
1. 2 answers
2. asked by Andrea
3. 599 views
A researcher has conducted an experiment in which she has given participants a placebo, 10mg, and 20mg of a drug. She then
1. 1 answer
2. asked by Bill
3. 592 views
attract suffixesof adj, noun, adv, verb
1. 1 answer
2. asked by jen
3. 591 views
The speed of the current is 4kph. A boat travels 6km upstream in the same time it takes to travel 10km downstream. What is the
1. 1 answer
2. asked by Sammy
3. 590 views
Convert the rectangular coordinate (-8,i (square root of 3) into polar coordinates.How do I do this?? I tried every way I knew
1. 2 answers
2. asked by Ellie
3. 589 views
In the reaction, PCl3 + Cl2 ------> PCl5 the concentration of the reactants at equilibrium were each determined to be 7.2 mol/L,
1. 1 answer
2. asked by James
3. 583 views
Find the domain of the function. Write in interval notation.sqrt(x^2 − 64). For the answer, I got (-infinity, -8)u(8,
1. 1 answer
2. asked by kelly
3. 582 views
Bacteria in swelling on the roots of peanut plants convert blank gas from the air into compounds that the plants need to grow.
1. 1 answer
2. asked by zaniya
3. 577 views
a bank loaned out 60000, part of it at the rate 14% per year and the rest at a rate of 8% per year. if the interest received was
1. 2 answers
2. asked by cindy
3. 577 views
3 years ago, Vin’s age is 3 times the age of Paul. At the present, Vin’s age is twice the age of Paul. What would be their
1. 4 answers
2. asked by andrea
3. 573 views
Three practical measures to deal with water pollution that causes ill-health on a personal level
1. 3 answers
2. asked by Nosimanga Mbokazi
3. 573 views
An object weighs 480 N on earth. What would its weight be on a planet whose mass is twice the mass and ratio of the earth?
1. 0 answers
2. asked by NotYourTyn
3. 559 views
Dr. Jefferson is conducting an experiment in which she is interested in the effects of caffeine on visuospatial ability in adult
1. 3 answers
2. asked by Bill
3. 559 views
Let f(x) be the functionf(x)={x2−c for x<4, {3x+4c for x≥4. Find the value of c that makes the function continuous.
1. 1 answer
2. asked by Lou
3. 558 views
Explain how competition among businesses can influence a marketplace? please help.
1. 1 answer
2. asked by S.S
3. 557 views
If there are two farmers who have grown grass in the circular field then what should be length of rope so that equal crop is
1. 1 answer
2. asked by pooja
3. 554 views
I have some bananas on sunday,on monday morning i ate some of them and at night it became double,on tuesday morning i ate same
1. 2 answers
2. asked by Collins
3. 549 views
A boy can row 18km. downstream and return a distance of 16 km. upstream in 5hrs. If the rate of the current is 6km/hr, What is
1. 1 answer
2. asked by dan
3. 545 views
You step onto a hot beach with your bare feet. A nerve impulse, generated in your foot, travels through your nervous system at
1. 0 answers
2. asked by jess
3. 543 views
What ar three practical measures to deal with this environmental issue that causes ill-health on a personal level?
1. 2 answers
2. asked by Lucky
3. 537 views
1.) 3 years ago, Vin’s age is 3 times the age of Paul. At the present, Vin’s age is twice the age of Paul. What would be
1. 1 answer
2. asked by andrea
3. 533 views
Determine the energy and n(i) for the spectral line at 121.6 nm (orange). Hint: R(H)=2.18x10^-18 J, c=3.0x10^8, and 1x10^9 nm -
1. 1 answer
2. asked by Anonymous
3. 531 views
How are the three parts of a nucleotide attached to one another?
1. 1 answer
2. asked by Victoria
3. 530 views
a 7.83g sample of hydrocyanic acid contains 0.290g and 4.06g of nitrogen. Find the mass of carbonin a sample of HCN with a mass
1. 1 answer
2. asked by Jordan
3. 529 views
What is the order of the reaction for the following reaction and for each reagent given?A + 2B + C --> productions Experiment /
1. 1 answer
2. asked by Devin
3. 527 views
My mom was average height and my dad was short and mine short. I am think my genotype is heterozgous.My mom weight is average
1. 0 answers
2. asked by M
3. 526 views
One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of which is 2.12 km. They start at the
1. 0 answers
2. asked by Jess
3. 525 views
circle all the things from the list that would be included in a community. Explain why you circled those items.deer ticks
1. 3 answers
2. asked by biology
3. 523 views
Illustrate three ways on how this issues can impact negatively to the health of the people in our community or school by water
1. 1 answer
2. asked by bongiwe mquanuz
3. 520 views
Please can some one help me balance this oxidation reaction. Mn4^- + C2O4 ^- => MnO2 + CO3 ^2-
1. 1 answer
2. asked by Prof
3. 517 views
Point out the pronounSentence : I had watched the movie on TV
1. 1 answer
2. asked by sundar
3. 509 views

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