Tough Puzzles & Brain Teasers
Puzzles on logic and mathematics that will make you scratch your head.
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Kunal Gokhe
Kunal Gokhe
04 Feb 2019

If the sum of two numbers is 26 and product is 165. The difference between the number is___.

(A) 4 

(B) 6 

(C) 3 

(D) 5

2mos ago

Ans : 4

x+y=26    -(1)

x*y=165  -(2)

Substitute (1) in (2)



On solving the eq we get y=11/15;

If y=11, then x=15     else if y=15, then x=11

the diff between numbers is 4

Kunal Gokhe
Kunal Gokhe
2mos ago

@Vontari Keerthana your answer is correct 

This question was asked in GATE 2019