Question 61

If $$V1 : V2 = 1 : 2$$ and $$V1 + V2 = 147$$, then what is the value of $$V2 - V1$$?

Solution

let $$v1:v2= 1x :2x$$

Given ,

$$v1+v2=147$$

3x=147

x=49

v1=49,v2=98

So,

$$v1-v2=49$$

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