complex mathematics understanding

Mathematics
Tutor: None Selected Time limit: 1 Day

Mar 27th, 2015

Clara rides her bike to school for 3 * 2 * 15 = 90 minutes and walks to school 2 * 2 * 25 = 100 minutes every week. 

Answer: Every week walking to school takes Clara 10 minutes more than riding her bike. 

Mar 27th, 2015

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Mar 27th, 2015
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