Management Aptitude Test Sep 2011 Paper

Question : 95 of 200

Marks: +1, -0

₹ 9000 were divided equally among a certain number of persons. Had there been 20 more persons, each would have got ₹ 160 less. The original number of persons were

Validate

Solution:

(3) Let number of persons = x
Originally, each person gets = ₹

9000/x

In second condition, each person gets = ₹

9000/{x+20}

Now, according to the given condition,

9000/x

9000/{x+20}

= 160
⇒ 225 (x + 20 - x) = 4 (x) (x + 20)
⇒ x (x + 20) = 5 x 225 = 45 x 25
⇒ x = 25

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