Rates, Ratios, and Proportions

42 to 6

Simplify the ratio 27:12.

120:5

Write the ratio in simplest form: 32 to 4

Determine whether the ratios $72 for every 8 people and $18 for every 2 people are equivalent.

Determine whether the ratios are equivalent: 5 dogs to 6 cats, 20 dogs to 24 cats.

Do the ratios 27 trucks to 12 jeeps and 44 trucks to 16 jeeps form a proportion?

Do the ratios 8 feet in 15 seconds and 16 feet in 40 seconds form a proportion?

Which size bag has the lowest cost per pound rounded to the nearest cent?

8-lb bag for $9.88

20-lb bag for $23.44

40-lb bag for $49.00

Which size bag has the highest cost per pound rounded to the nearest cent? Sizes available: 8-lb bag for $9.88, 20-lb bag for $23.44, 40-lb bag for $49.00.