104 Answered Questions for the topic rate

Rate

02/06/18

How do I solve a problem where I know a barrel holds 50 gallon and every 17 minutes .4 gallons leaks when will the barrel be empty
Trying to figure out when a barrel will be empty if it holds 50 gallons and leaks .4 gallons every 17 minutes
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01/30/18

I need help in finding the rate.
Luis can run 10 kph faster than Greta. One day,each of them left their house and ran towards each other. If the distance between them was 43.5 km and they met in 45 minutes, what was their rate?
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01/06/18

How do I solve this? (question too long)
The top of a 15-foot-long ladder rests against a vertical wall with the bottom of the ladder on level ground, as shown above (it's just a ladder leaning against a wall). The ladder is sliding down... more
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Rate

11/27/17

A population of bacteria is growing at the rate of 2.3% per minute.
6. A population of bacteria is growing at the rate of 2.3% per minute. Calculate how long it will take for the size of the population to double. Give your answer to the nearest minute.
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Rate

10/28/17

Two bikers are 11 miles apart and walking toward each other. They meet in 2 hrs. Find the ratebof each hikerif one hiker walks 1.1 mph fater than the other
Two bikers are 11 miles apart and walking toward each other. They meet in 2 hrs. Find the ratebof each hikerif one hiker walks 1.1 mph fater than the other
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Rate Rates

10/22/17

Gabriel can finish a packet of cereal in 6 days. The next packet of identical cereal he shares with his sister Sheila, and the two of them take 4 days to finish
Gabriel can finish a packet of cereal in 6 days. The next packet of identical cereal he shares with his sister Sheila, and the two of them take 4 days to finish the packet. If Sheila alone had been... more
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Rate

10/04/17

If the rate of the boat in still water is 12mph, and the rate of the current of a river is x​ mph, what is the rate of
If the rate of the boat in still water is 12mph, and the rate of the current of a river is x mph, what is the rate of the boat in each case? a) The boat is going upstream (that is, against the... more
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Rate

09/28/17

f jogs for 15 miles then walks another 15 miles. He jobs 2 1/2 miles per hour faster than he walks.whole distance 30 miles takes 9 hrs. Find rate of jog and wal
idk how to set up the equation
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09/21/17

Solving a distance, rate, time problem using a linear equation.
Tom drove to the mountains last weekend. There was heavy traffic on the way there, and the trip took 9 hours. When Tom drove home, there was no traffic and the trip only took 4 hours. If his... more
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09/20/17

Pratap Puri Rowed 22 miles
Pratap Puri rowed 22 miles down a river in 2 hours, but the return trip took him 5 1/2 hours. Find the rate Pratap can row in still water and find the rate of the current. Let x=rate Pratap can row... more
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09/04/17

how do I solve18 3/4 divided by 5 ? I am not sure how it equals 3 3/4.
Amanda can jog 18 3/4 miles in 5 hours. At this rate, how many miles can Amanda jog in 4 hours?
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Rate

09/03/17

The pudding requires 2/3 milk. Sue only has 1/2 cup milk. how much of the recipe can she make?
rate of milk to pudding 2/3
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Rate

08/02/17

Commission rare
the salesperson received $2,800 commission on 35% share of the total commission on the sale of a property that sold for $160,000. What was the commission rate?
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Rate

04/16/17

The ratio of the number of marbles in Box A to that in Box B is 3:5. Box A has 10 fewer marbles than Box B. How many marbles are there altogether?
The ratio of the number of marbles in Box A to that in Box B is 3:5. Box A has 10 fewer marbles than Box B. 1) How many marbles are there altogether?2)If 3 marbles are moved from Box A to Box B,... more
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03/28/17

The ratio of lances to six bows at the Medival Fair was 7 to 13. If there were 224 lances, how many six bows were there?
Help Please!
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02/09/17

Extending Differentiation (Confused...)
VOLUME : A spherical balloon is inflated with gas at the rate of 500 cubic centimeters per minute. How fast is the radius of the balloon increasing at the instant the radius is (a) 30 cm and (b) 60... more
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01/18/17

2 Word Problems
1. The area of a square is 3 square inches bigger than the area of a rectangle. The width of the rectangle is 3 inches shorter than one side of the square, and the length of the rectangle is 4... more
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01/09/17

Scales and Diagram
When making a photocopy of a 10 cm by 15 cm photograph, Elizabeth enlarged the picture by a scale factor of 150%. By what percent was the area of the photograph enlarged?
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Rate Math

01/05/17

Determine whether each equation demonstrates exponential growth or decay. Find the rate of increase or decrease for each. 1. y=7^x 2. y=2(8)^x 3. y=0.9(.2)^x
My teacher is out sick and we have a substitute that isn't the best at teaching math. I don't want to fail my quiz due to a lack of resources. 
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01/02/17

Cars A and B: Rate, Distance and Time Problem
Cars A and B start together on a circular track. Car A travels once around the track at a rate of 30 miles per hour. Car B travels in the opposite direction at 20 miles per hour until it passes car... more
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Rate

12/04/16

Rate=Distance/Time Problem
Mark traveled one-fourth mile in one and one-half minutes. Fine Mark's rate in miles per hour.   Please help thank you :)
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Rate

10/20/16

Rates predict
90 out 120 like to work out and 5 out of every 18 of those who like to work out have a gym membership. At the same rates in a group of 216 predict how many you would expect to have a gym membership.
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10/04/16

How much did she invest at each rate if each account earned the same? interest?
Aleksandra Tomich invested $8,124, part at 4% simple interest and part at 2% simple interest for a period of 1 year. How much did she invest at each rate if each account earned the same? interest?
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Rate Algebra 1

10/03/16

Find the rate of each
Two? hikers, Alan and? Ben, are 18 miles apart and walking towards each other. They meet in 5 hours. Find the rate of each hiker if Ben walks 0.6 mph faster than Alan.
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Rate Time Distance

09/25/16

rate distance and time
Two buses leave a station at the same time and travel in opposite directions. One bus travels 18 /kmh faster than the other. If the two buses are 368kmapart after 2 hours, what is the rate of each... more
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