Question

27. If [3 X 74] is a number divisible by 9, then the
least value of X is
(a) 1
(b) 2
(C) 3
(d) 4​

Answer 1

Answer:

d) 4

Explanation:

Because 3+x+7+4=14+x

Then , 14+x=9×2

x=18-14=4

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Answer 2

Answer:

4

Explanation:

see. 3+×+7+4=14+×

therefore:14+×=9×2

so.=18-14=4