Unit Rate & Best BuyATI TEAS 7 cheat sheet

Price per one

8 key facts 5 practice questions Reviewed Oct 2026

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Unit Rate

A rate with a denominator of 1
$12 for 4 lb → $3 per lb
Divide the price by the quantity

Best Buy

Convert every option to the same unit rate, then compare
Bigger package is not automatically cheaper per unit

Speed

rate = distance / time
60 miles in 1.5 h = 40 mph

Watch The Units

Convert ounces to pounds, or minutes to hours, before dividing

Key takeaway

Price per one

Before you read

Test yourself first: 5 questions

Question 1 of 5

If 8 pens cost $6, how much do 20 pens cost at the same rate?

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