Question

19.If the number 345xy is divisible by 90, then (x + y)?
(1)9
(2)8
(3)7
(4)6​

Answer 1

x+y is 6

because

when we add 3,4 & 5 we get 12 and in order to divisible by 90 the sum of no.s should be a sum of multiple of 9

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