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Unit 2: Lesson 8

Lesson 9: Constant speed

Ratios with double number lines

Problem

The double number line shows that Faye can sort 150 recyclable items in 3 minutes.
A double number line with 6 equally spaced tick marks. The line labeled Time, minutes, reads from left to right: 0, two unlabeled tick marks, 3, two unlabeled tick marks. The line labeled Items, reads from left to right: 0, two unlabeled tick marks, 150, two unlabeled tick marks.
Based on the ratio shown in the double number line, how many recyclable items can Faye sort in 4 minutes?
items
Stuck?
Stuck?