Question 120

If x: y = 3 : 5 and x-y = - 2, then the value of x + y is

Solution

Given = x: y = 3 : 5 and x-y = - 2

Let $$x=3a$$ and $$y=5a$$

=> $$3a-5a=-2a=-2$$

=> $$a=\frac{-2}{-2}=1$$

$$\therefore$$ $$x+y=3a+5a=8a=8\times1=8$$

=> Ans - (C)

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