David W.

Consider two bikes, notably E and F, which start from the same point and travel along the same straight line from a start point P and reach an end point Q at a distance X from the start point. Bike... more

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Math

10/18/16

Math problem

a releaste agent earned 4200 commission on a propmerry sale of 210,000. What is her rate of commission?

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Math

10/18/16

word problem

The height of Tower A is 814 feet more than Tower B. The two towers have a combined height of ,1482 feet. What are the heights of each? tower? Tower B?? Tower A???

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Math Help

10/18/16

need help finding both angels!

Two angles whose sum is 180° are supplementary angles. Find the measure of the supplementary angleleft parenthesis 9 x plus 6 right parenthesis degrees(9x+6)°left parenthesis 6 x plus 9 right... more

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Distance, Rate, Time

10/18/16

Finding the speed of the boat assuming speed of river is constant speed to water.

A motorboat heads upstream a distance of 24 miles on a river whose current is running at 3 miles per hour (mi/hr). The trip up and back takes 6 hours. Assuming that the motorboat maintained a... more

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Math

10/18/16

???? answer please!!!

How many quarts of pure antifreeze must be added tp 3quarts of a 10?% antifreeze solution to obtain a 20?% antifreeze? solution? (Hint: pure antifreeze is? 100% antifreeze.) To obtain a 20?%... more

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Algebra

10/18/16

f(x)=x^2-2 , g(x)=4f (x)-1

value of g(-3)

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Math Math Help Math Word Problem

10/18/16

1.8 drop in temp. for every 1,000 ft the plane flies to the skyThe tempon the ground is 64.8 degreesWhat will be the temp. when the plane is 9,000ft in the sky

I don't know how to solve this problem I have been working on it for a while

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Algebra Help

10/18/16

Solve by substitution

3y-x=-3 y=-2x+6

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Math Word Problem

10/18/16

JED HAS 25 TOY CARS. KAI HAS 32 TOY CARS. KEN HAS FEWER CARS THAN EITHER JED OR KAI. HOW MANY CARS MIGHT KEN HAVE?

JED HAS 25 TOY CARS. KAI HAS 32 TOY CARS. KEN HAS FEWER CARS THAN EITHER JAD OR KAI. HOW MANY CARS MIGHT KEN HAVE?

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Word Problems

10/18/16

In the talent show there are 56 acts. There are twice as many singing acts as there are dancing acts.

In the talent show there are 56 acts. There are twice as many singing acts as there are dancing acts. There are half as many comedy acts as there are dancing acts. How many are there of each ?

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Word Problem

10/18/16

Word Problem

A regional forestry division wanted to estimate the number of deer in a particular national park. They caught and tagged 67 deer and released them back into the park. Later they selected a sample... more

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Story Problems

10/17/16

How many cats did Kim train?

Last month Kim trained 3 times as many dogs as cats. If the total number of cats and dogs she trained last month was 28, how many cats did Kim train?

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Math

10/17/16

I'm a little stuck on determining what is the outer and inner function to use the chain rule

the function given was 7√x + 4√y= 2 so I was going to take the implicit derivative by using the chain rule, however I was wondering if the inner function was √x, or if it was (7x)^1/2. my teacher... more

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Mathematics

10/17/16

Mike bought 10 rabbits to add to the ones he already had. A week later, one-eighth of his rabbits escaped. There were now only 35 rabbits left. How many did he

how many did he start with?

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Other

10/17/16

A box contains 140 dimes and nickels. The total value is $11.15. How many of each coin are in the box?

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Geometric Series

10/16/16

The fifth term of a geometric series is 405 and the sixth term is 1215. Find the sum of the first nine terms.

Don't know how to find the first term please explain.

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Equations

10/16/16

Equations.

Stan's printer prints 8 copies per minute Julia's printer prints 11 copied per minute. Stan's printer prints for x minutes. (a) Write down, in terms of x, the number of copies Stan's... more

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Math Help

10/16/16

???? answer please!!!

In his? motorboat, Bill Ruhberg travels upstream at top speed to his favorite fishing? spot, a distance of 112112 ?mi, in 44 hr.? Returning, he finds that the trip? downstream, still at top? speed,... more

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Financial Mathematics

10/16/16

calculating the volume of each type of juice, in a bottle 2.5L fruit juice.

pineapple juice is 78%, orange juice is 15.5%, passionfruit is 4.5% and guava juice is 2%. there is 2.5 L juice in the bottle. Calculate the volume of each type pf juice, rounding answers to the... more

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Math Word Problem

10/14/16

A logging barge on the Mississippi River travels 24 miles upstream in 3 hours. The return trip takes the barge only 2 hours. Find the rate of the barge in still

A logging barge on the Mississippi River travels 24 miles upstream in 3 hours. The return trip takes the barge only 2 hours. Find the rate of the barge in still water.

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In one shop price of pens and pencils are different.Two pencils and three pens cost 78$.three pencils and two pens cost 72$.what is the price of one pencil

Explain how finding 4384 can help you find 45384.Then find both products

the product of 304 and q, reduced by 50 is 125

maria can fill an order in 7 hours. tom can fill an order in 9 hours. working together, how long will it take them to file the order

Determin the time interval that elapses between the arrival of two bikes traveling in a straight line at two different speeds.