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人気のある Word Problems >

Lisa is riding her bicycle. She rides for 42.5 kilometers at a speed of 17 kilometers per hour. For how many hours does she ride?

解

L i s a i s r i d in g h er bi cyc l e . S h e r i d es f or 42.5 ki l o m e t ers a t a s p ee d o f 17 ki l o m e t ers p er h o u r . F or h o w man y h o u rs d oes s h e r i d e ?

解

time : 2.5

解答ステップ

Translate the problem into an equation:

42.5 = 17 x

x

を解く

42.5 = 17 x : x = 2.5

time : 2.5

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