Answers

2016-04-29T13:26:51+08:00
Kerry walks 21 miles in 7 days

solution:7x3=21
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ye that is exactly what i though !!
yes*
2016-04-30T18:53:22+08:00
3 represent the distance and 1 times 3 represent the distance she walk for 1 day if she walk in 7 days the equation will be like these 3 x 7=21
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