river406319 river406319

21-05-2021
Mathematics

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If y varies directly as x, and y = 15 when x = 10, then what
is y when x = 6

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cwrw238 cwrw238

21-05-2021

Answer:

y = 9.

Step-by-step explanation:

y = kx where k is a constant.

Substituting the given values:

15 = k*10

k = 15/10 = 1.5 so

y = 1.5x is the relation.

When x = 6

y = 1.5 * 6

= 9..

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