Which digit should replace '' in 5432 so that it is divisible by 6?

Type: MCQ • Marks: 1

Which digit should replace '*' in 543*2 so that it is divisible by 6?

A. 2

B. 5

C. 1

D. 3

Explanation

Must be divisible by 2 (last digit is 2, OK) and 3. Sum = 5+4+3+*+2 = 14+*. For 14+* to be divisible by 3, * can be 1 (14+1=15), 4, or 7.

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Class 7th Ganita Prakash 1

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Which digit should replace '*' in 543*2 so that it is divisible by 6?