Ratios and Equivalent Ratios

Front

A student has 35 pens. Sixteen of the pens are blue and the rest are red. What is the ratio of red pens to blue pens?

Back

19:16

Front

At a farm the ratio of cows to horses was 10:3. If there were 30 cows at the farm, how many horses were there?

Back

9

Front

At a restaurant the ratio of chocolate shakes to vanilla shakes was 5:4. If there were 20 chocolate shakes sold, how many vanilla shakes were sold?

Back

16

Front

At a carnival Scott bought 18 tickets. He used 12 of his tickets to ride some rides. What is the ratio of tickets that he has left to tickets he used?

Back

6:12

Front

Are 3:5 and 9:18 equivalent ratios?

Back

no

Front

Which ratio is equivalent to 4:7? Options: 12:21, 8:15, 16:21, 12:28

Back

12:21

Front

At a buffet the ratio of chicken nuggets to cheese burgers is 8:3. If the buffet has 72 chicken nuggets, how many cheese burgers are there?

Back

27

Front

A pet store has a ratio of cats to dogs of 6:10. If there are 30 cats at the pet store, how many total cats and dogs are there?

Back

80

Front

A machine is able to copy 40 pages in 8 seconds. What is the rate of pages made per second?

Back

5 pages per second