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Out of six consecutive numbers, the sum of the first three numbers is 27. What is the sum of the next three numbers?
Question

Out of six consecutive numbers, the sum of the first three numbers is 27. What is the sum of the next three numbers?

A.

12

B.

63

C.

36

D.

10

Correct option is C

Given:
Six consecutive numbers.
Sum of the first three numbers = 27.
Concept Used:
Sum of the first three numbers: x + (x + 1) + (x + 2) = 3x + 3
Sum of the next three numbers: (x + 3) + (x + 4) + (x + 5) = 3x + 12
Solution:
x + (x + 1) + (x + 2) = 27
3x+3 =27
3x = 24
x = 8
The first six consecutive numbers are 8, 9, 10, 11, 12, 13.
Sum of the next three numbers (x+3), (x+4), (x+5):
11 + 12 + 13 = 36
Thus, The sum of the next three numbers is 36.

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