31 Answered Questions for the topic Proportional Problems

09/20/18

#### it cost $30 to play 15 games,how much will 3 games cost

College math.. Proportional reasoning

09/18/18

#### Hannah buys 2 1/2 pounds of dried fruit for $1.50. How much is she paying for 1 pound of fruit?

math problem fractions and proportional

09/07/18

#### whats the scale factor if these polygons are proportional?

please answer in a format like: prop, s.f.= 1:4
1. A = 2, 6, 8, 9 B = 4, 12, 16, 18
2. A = 2, 3, 6, 10 B= 6, 9, 18, 30
3. A = 7, 10, 14, 15 B = 17.5, 25, 35, 37.5
4. A = 4, 4, 5, 6...
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04/11/18

#### Red and blue balloons are in a box. how many blue balloon are there?

josh finds that 1/8 of the balloons are blue and that there are 120 more red ballooons than blue.

02/03/18

#### rational expressions

A bus travels 180 miles in the same time that a car travels 240 miles. if the car's speed is 15 mph faster than the speed of the bus, find the speed of the car and the speed of the bus

02/02/18

#### Carl can type 65 words per minute. How many words can he type in three hours?

This is a proportional word problem in algebra. I’m wondering if I should have 65 over 1 equals x over 180 then cros multiply. The answer is really high

11/25/17

#### What was the original price if the sale was 30% of and the item was $11.20.

We are doing ratios, ratio rates, proportions, and those types of things.

11/02/17

#### if 24 men can make 120 baskets in three hours, how long will it take 12 men to make 180 baskets?

please i will need an equation that is applicable for questions like these

07/26/17

#### A smaller can is to have same height as the larger which is 12 cm but radius of 3 cm, by what factor will the cost of the metal decrease?

Currently orang juice company sells concentrated orange juice in metal cans with a radius of 4 and height of 12 cm. the company decides to reduce the anount of water in concentrated juice so that...
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04/01/17

#### proportional problem

At lunch there was a choice of pizza or hot dog. Three times as many students chose pizza as chose hot dogs? Altogether, 160 students got lunch. How many students got pizza and how many got a hot...
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01/18/17

#### the worlds fastest fish, a sailfish,swims at a rate of 69 miles per hour.is the distance a sailfish swims proportional to the number of hours it swims?

its based on non proportional and proporional

01/11/17

#### The total amount of water leaking from the faucet W is proportional to the number of minutes m.which equations could represent this relationship

w=8m w=12.3+m wm=24 or w=16.8/m.

12/15/16

#### Confidence Intervals

In a Harris Poll of 412 HR professionals, 85.3% said that the job applicants appearance is most important for a good impression. Construct a 94% Confidence Interval for the True population...
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11/09/16

#### A car drives 70 miles in 2 hours. How far will it have traveled in 3 hours? Explain how you would solve this problem using a proportion.

A car drives 70 miles in 2 hours. How far will it have traveled in 3 hours? Explain how you would solve this problem using a proportion.

10/22/16

#### An addition to a house increases the 275m to 300m.

By what percent was the original floor increased?
How ow will I find the percent?

09/09/16

#### Please help, thanks!

If A is directly proportional to C and B is directly proportional to C, prove that each of the following is directly proportional to C.
a) A+B
b) A–B
c)√AB

09/07/16

#### Interpreting graphs of proportional relationships

Great rapids white water rafting company rents rafts for $125 per hour. Explain why the point (0,0) and (1.125) are on the graph of the relationship and what these points mean in the context of the...
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03/22/16

#### Arielle sold $3735 worth of building materials. What percent of commission did she receive if she earned $672.30?

what i thought i was supposed to do was.. i did a proportion.
672.30/3735 = x/100
because since it said what percent, i thought it had something to do with a proportion. the answer I got...
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03/02/16

#### recipe contains 3/4 cup of molasses. this recipe serves 8 people. if she makes the one that serves 12 people

and the ratio of molasses to people is the smae how much molasses will she need

02/21/16

#### Proportion word problem

For a fixed voltage, the current in an electrical circuit varies inversely with the resistance in the current. If a certain circuit has a current of 2.5 amps when the resistance is 150 ohms, find...
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01/19/16

#### find the measure of the corresponding leg on the smaller leg.

An ocean liner is flying two similar triangular flags on a flag pole. The altitude of the larger flag is three times the altitude of the smaller flag. If the measure of a leg on the larger flag is...
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11/20/15

#### Algebra help?

1. The variable Z is directly proportional to X, and inversely proportional to Y. When X is 3 and Y is 19, Z has the value 0.94736842105263.What is the value of Z when X = 13, and Y = 262. The...
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11/03/15

#### If Sally takes a 20 minute piano lesson this week, how many many minutes should she practice this week?

Her goal is to pract piano 20 minutes for every 5 minutes of lessons she takes.

10/26/15

#### proportional problem

A department store sold 3 pairs of jeans for $80. Last week Mrs. Denton bought 7 pairs of jean at the store. Which proportion can be used to find C, the cost of the 7 pairs of jeans? Using this...
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