Ratio and Rate Problems

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'.

Front

How do you solve a ratio problem?

Back

To solve a ratio problem, set up a proportion based on the given ratio and use cross-multiplication to find the unknown quantity.

Front

If a coffee shop sells 3 cups of coffee for every 2 muffins, how many cups of coffee are sold if they sell 40 muffins?

Back

60 cups of coffee.

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 (cost per item).

Front

In a ratio of apples to bananas of 7 to 9, if there are 63 apples, how many bananas are there?

Back

81 bananas.

Front

What does it mean if the ratio of cows to pigs is 3 to 2?

Back

It means for every 3 cows, there are 2 pigs.

Front

If there are 27 cows on a farm, how many pigs are there if the ratio of cows to pigs is 3 to 2?

Back

18 pigs.

Front

How many plants can Tim water in 1 hour if he waters 5 plants every 10 minutes?

Back

30 plants.

Front

If a papermaker creates 2 sheets of paper for every 3 hours of work, how many sheets can they produce in one day (8 hours)?

Back

16 sheets of paper.

Front

What is the formula to find a missing value in a ratio?

Back

If a:b = c:x, then x = (b*c)/a.