Maths / Playing With Numbers / Divisibility Rule of 9

QUESTION
 

if the three digit numbers 6 y 8 is divisible by 9 then the value of y is

OPTIONS
A. 

1

B. 

3

C. 

2

D. 

4

Right Option : D

EXPLANATION
Explain TypeExplanation Content
Text

For 6y8 to be divisible by 9 its sum should be divisible by 9.   

6+y+8=14 + y    

if y = 4 then (14 + 4=18 i.e divisible by 9)

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