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Mathematics 9 Online
OpenStudy (anonymous):

Michiko works in a shop that rents cross-country skis. Two clients come in to rent skis. Michiko knows that a person's height is proportional to his or her correct ski length. She figures out that the first client, who is 70 inches tall, needs 210-centimeter skis. The second client is 63 inches tall. What length of skis does the second client need?

OpenStudy (anonymous):

Ok we need to use proportions . 210/70 and ?/ 63

OpenStudy (anonymous):

How i would do this is to divide 210 by 70 . What do you get ?

OpenStudy (anonymous):

3

OpenStudy (anonymous):

210/70= ?

OpenStudy (anonymous):

Sorry your reply just popped up yup its 3

OpenStudy (anonymous):

So your scale factor is 3

OpenStudy (anonymous):

Multiply 3 and 63

OpenStudy (anonymous):

3*63 = ?

OpenStudy (anonymous):

189

OpenStudy (anonymous):

Yup ! 189 is your answer :)

OpenStudy (anonymous):

thnkz

OpenStudy (anonymous):

Np

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