104 Answered Questions for the topic rate

04/15/15

Two jets leave an air base at the same time and travel in opposite directions, what is the rate of each jet?

Two jets leave an air base at the same time and travel in opposite directions. One jet travels 83 mph slower than the other. If the two jets are 6005 mi apart after 5 hours, what is the rate of... more
Rate

04/04/15

How many minutes did Wendy need to wait for Rick? (Answer in Minutes)

Wendy and Rick left the library at noon and cycled 480 meters to the town hall. Wendy cycled at a speed of 80 meters per minute. Ricks speed was 20 meters per minute slower than Wendy's. After... more
Rate Time Distance

03/29/15

A car traveling 50 mph goes 15 miles farther in the same amount of time as a car traveling 30 mph. Find the distance that each car has traveled. (hint: d=rt)

I am having a lot of trouble with this question. it is due by tomorrow so if you are reading this and it's past 8:00 on March 29th 2015 you don't have to answer
Rate

02/08/15

How long would it take all three to fold 386 bed sheets?

Sally can fold 15 bed sheets in 4 minutes. Eric can fold 12 bed sheets in 5 minutes. Jane can fold 7 bed sheets in 2 minutes. How long would it take all three to fold 386 bed sheets?   a. 20... more
Rate

02/08/15

If 8 men can plough a field in 9 hours, how long would it take 18 men at the same rate?

If 8 men can plough a field in 9 hours, how long would it take 18 men at the same rate?  

What is the mass for each type?

One type of granola is 30% fruit and another type is 15% fruit. What mass of each type of granola should be mixed to make 600g of granola that is 21% fruit?

01/15/15

Dora can run 3/5 m in 3/20 h How far can she run in 1 h?

answer must be in miles

What is the rate of the current?

The steamboat River Queen travels at the rate of 30km/h in still water. If it can travel 45km upstream in the same amount of time that it takes to go 63km downstream, what is the rate of the current?
Rate

12/14/14

Sonia is walking home from a friends house after two minutes she is 1.4 miles from home 12 minutes after leaving she is .9 miles from home what is her rate

Sonia is walking home from a friends house after two minute she is 1.4 miles from home 12 minutes after leaving she is 0.9 miles from home what is her rate 
Rate

10/26/14

Together it takes Sally and Tom 42 mins to complete a job. Alone, Sally finishes 13 mins faster than Tom. How long will it take Tom to complete the job?

Hints:  Work = rate x mins Rate = work ÷ mins   Tom takes between 80 - 100 mins

10/19/14

Could you help?

The distance between Milltown and Summerville is 3.5 inches on a map. If the map scale is 1 inch=20 miles, what is the actual distance between the towns? Please help. Than you.

travelling at a rate of 10km/h, a cyclist took 30 minutes for a journey. at what rate should he cycle if he wishes to complete the journey in 20 minutes.

I want to find the rate he must travel to complete the journey in 20 mins.

09/30/14

Rate Problem

One 10-hp pump can fill the backyard pool in 16 hours and a more powerful pump can fill the same pool in 13 hours. The 10-hp pump has been filling the pool for 5 hours before the second more... more
Rate

09/29/14

How much money was invested at each rate?

A mother wants to invest $7000 for her children's education. She invests a portion of the money in a bank certificate of deposit (CD account) which earns 4% and the remainder in a savings bond that... more

09/25/14

what is the length of time that Kathy drove?

kathy and leslie drive a total of 669 miles in 12 hours. Kathy drove the first part of the trip and averaged 65 miles per hour. Leslie drove the remainder of the trip and averaged 35 miles per... more

09/25/14

what is the speed of the boat?

11. A motorboat can go 12 miles downstream on a river in 20 minutes. It takes 30 minutes for this boat to go back upstream the same 12 miles. Find the speed of the boat.

09/25/14

How long does it take train B to catch up to train A?

Train A leaves a station traveling at 80 kilometers per hour. Eight hours later, train B leaves the same station traveling in the same directionat 100 kilometers per hour.
Rate

08/26/14

A bus driver wants to earn $3,500 per year in supplemental income from an inheritance of $40,000. If the driver invests $10,000 in a mutual fund paying 8%

A bus driver wants to earn $3,500 per year in supplemental income from an inheritance of $40,000.  If the driver invests $10,000 in a mutual fund paying 8%, what rate must he earn on the remainder... more

08/25/14

Jorge and Rosa drive towards Lake Murray. Jorge drives faster. How fast and long did each person drive?

Jorge was 2 times faster than Rosa when driving toward Lake Murray. In fact, Jorge drove the 162 miles to Lake Murray in 2 hours less than it took Rosa to drive 135 miles. How fast and long did... more

08/24/14

Taryn and Marcus drive towards Lake Murray. Taryn is faster than Marcus, how long did it take both to drive to Lake Murray?

Taryn was 2 times faster than Marcus when driving toward lake Murray. In fact, taryn drove the 208 miles to lake Murray in 4 hours less than it took Marcus to drive 208 miles. How fast and long did... more

distance=rate*time

A car passes a landmark on a highway traveling at a constant rate of kilometers per hour. One hour later, a second car passes the same landmark traveling in the same direction at kilometers per... more

06/12/14

At what rate is the base of the triangle changing?

The altitude of a triangle is increasing at a rate of 1.500 centimeters/minute while the area of the triangle is increasing at a rate of 3.000 square centimeters/minute. At what rate is the base of... more

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