SSC CGL 10 Jun 2019 Shift 1 Paper

Question : 75 of 100

Marks: +1, -0

If an 11-digit number 5y5884805x6, x ≠ y, is divisible by 72, then the value of

√ {x y}

is:

Solution:

5y588405x6
Is divisible by 72 i.e also divisible by 9 and 8

\ {5 x 6}/{8} \⇒x=3

and 7
For divisibility by 9.
Sum of digits divisible by 9 .

x=3 ; y=2

x=7 ; y=7

Now,

\√{x y}=\√{6}

Go to Question:

Prev Question

Next Question