If a 10-digit number 1330x558y2 is divisible by 88, then the value of (x + y) is:
A. 7
B. 9
C. 6
D. 8
Answer: Option B
Solution (By Examveda Team)
10 digit number 1330x558y2 is divisible by 88, means number is also divisible by 11 and 8⇒ Sum of digit of the number even place = 3 + 0 + 5 + 8 + 2 = 18
⇒ Sum of digit of the number odd place = 1 + 3 + x + 5 + y = 9 + x + y
As we know,
⇒ 9 + (x + y) – 18 = 0
⇒ x + y = 9
This Question Belongs to Arithmetic Ability >> Number System
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