Ratios & Rates Practice

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two different units, such as speed (miles per hour) or price per item.

Front

If Molly runs 8 yards per second, how far will she run in 5 seconds?

Back

40 yards (8 yards/second * 5 seconds = 40 yards).

Front

Sally adds 6 daisies for every 3 roses. What is the ratio of roses to daisies?

Back

The ratio of roses to daisies is 1:2.

Front

Mark earned $288 for working 4 hours a day for 6 days. How many hours did he work in total?

Back

24 hours (4 hours/day * 6 days = 24 hours).

Front

How do you calculate the pay per hour if you know the total pay and total hours worked?

Back

Divide the total pay by the total hours worked.

Front

If Jane runs 3 miles in 24 minutes, what is her speed in miles per hour?

Back

7.5 miles per hour (3 miles / (24/60) hours = 7.5 mph).

Front

What is the formula to find the total number of problems solved at a constant rate?

Back

Total problems = (Problems per time unit) * (Total time).

Front

If John can complete 3 math problems in 10 minutes, how many problems can he complete in 60 minutes?

Back

18 problems (3 problems/10 minutes * 60 minutes = 18 problems).

Front

What does it mean to find the slowest run in terms of speed?

Back

It means to determine which run had the lowest speed, calculated as distance divided by time.