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What positive value of X satisfies the equation X147=48X\frac{X}{147}=\frac{48}{X}147X​=X48​ ?​
Question

What positive value of X satisfies the equation X147=48X\frac{X}{147}=\frac{48}{X} ?​

A.

84

B.

86

C.

82

D.

83

Correct option is A

Given: 

X147=48X\frac{X}{147}=\frac{48}{X} 

Solution: 

X147=48X X2=48×147 X=84\frac{X}{147}=\frac{48}{X} \\ \ \\ X^2 = 48 \times 147 \\ \ \\ X = 84​​

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