Ratios, Rates, and Unit Rates

Krystal is comparing two Internet service plans. Plan 1 costs $34.99 per month. Plan 2 costs $134.97 every 3 months.

How much will you save in one year by choosing plan 1?

Mathematical Equivalence

ON

Zack can read 180 pages of his summer reading book in 4 hours.

How many pages can Zack read in 5 hours?

Mathematical Equivalence

ON

Nora and Eli are making homemade spring rolls for a party.

Nora can make 8 spring rolls in 10 minutes.

Eli can make 10 spring rolls in 12 minutes.

How many minutes faster can Eli make 40 spring rolls than Nora?

Mathematical Equivalence

ON

A package of 5 pairs of insulated gloves costs $29.45.

What is the cost of a single pair of gloves?

Mathematical Equivalence

ON

A nursery owner buys 5 panes of glass to fix some damage to her greenhouse. The 5 panes cost $14.25. Unfortunately, she breaks 2 more panes while repairing the damage.

What is the cost of another 2 panes of glass?

Mathematical Equivalence

ON

An arts academy requires there to be 3 teachers for every 75 students and 6 tutors for every 72 students.

How many tutors does the academy need if it has 120 students?

Mathematical Equivalence

ON

A contractor purchases 7 dozen pairs of padded work gloves for $103.32. What is the unit rate of cost per pair of gloves?

Mathematical Equivalence

ON

It cost Irene $19.25 to purchase 5 gallons of gas. At this price, how much would it cost Irene to fill her entire 18-gallon tank?

Mathematical Equivalence

ON

A recipe for a batch of mac-and-cheese calls for 6 ounces of cheese. A recipe that makes two pizzas needs 16 ounces of cheese. How much cheese is needed for (3) batches of mac-n-cheese and (5) pizzas?

Mathematical Equivalence

ON

Mathematical Equivalence

ON