1.

276x1 is divisible by 3. What is the sum of the possible values of x?1. 182. 153. 124. 21

Answer» Correct Answer - Option 2 : 15

Given:

276x1 is divisible by 3

Concept used:

Divisibility rule of 3:

A number is completely divisible by 3 if the sum of its digits is divisible by 3.

Calculation:

Addition of digits of the given number = 2 + 7 + 6 + x + 1

⇒ 16 + x

⇒ values of x will be,

x= 2, 5, 8

Sum of the possible numbers = 2 + 5 + 8

∴  Sum of the possible numbers is 15



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