Which package has the lowest ratio of cost to number of lessons?

Total Cost Number of Lessons
$90 10
$160 20
$80 10
$120 20

 

in Word Problem Answers by Level 10 User (57.4k points)

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1 Answer

90:10 is 9:1 (90/10=9)

160:20 is 8:1 (160/20=8)

80:10 is 8:1 (80/10=8)

120:20 is 6:1 (120/20=6)

The lowest ratio is 6:1 or 120:20.

[Now it's time for bed, 25 past midnight!]

(If the ratio was reversed number of lessons to cost, the lowest would be 10:90 and 20:120 would be largest.)
by Top Rated User (1.2m points)

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