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Quantitative Aptitude

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Number Systems and Ratio & Proportion

Question
6 out of 30
 

Find a positive number which when increased by 17 is equal to 60 times the reciprocal of the number.

A 3
B 10
C 17
D 20
E None of These
Ans. A Let no. be x

Then x + 17 = 60 x

X2 +17x – 60 =0

X(x+20) – 3(x+20) = 0

(x-3) (x+20) = 0

x = 3, -20

Number Systems and Ratio & Proportion Flashcard List

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