ifeanyisitoah ifeanyisitoah

22-12-2019
Mathematics

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If D varies directly as S and D=140 when S=35, find the value of S when D=176

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devishri1977 devishri1977

22-12-2019

Answer:

Step-by-step explanation:

Ratio of D:S = 140 : 35 = 20:5 = 4:1

S = 176/4 = 44

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oyinade oyinade

22-12-2019

Answer:D varies directly as S

D= SK (where K is constant)

K= D/S

K= 140/35

K= 4

Therefore,D= 4S

1.)S= D/4

S= 176/4

S= 44

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Step-by-step explanation:

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