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