Ratio of three numbers x, y, z are in 2, 3, 5 respectively and the sum of x, y,

Question

Ratio of three numbers x, y, z are in 2, 3, 5 respectively and the sum of x, y, z is 80. If the number z is given by the equation z = ax - 8, then a is ?

Options:

A . 6

B . $$\frac{3}{2}$$

C . 3

D . $$\frac{5}{2}$$

Answer: Option C

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