The average of 1st 3 of 4 numbers is 16 and of the last 3 are 15. If the sum of the first and the last number is 13. What is the last numbers?

Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 04/12/2021

A. 8
B. 6
C. 5
D. 2

A + B + C = 48

B + C + D = 45

A + D = 13

A – D = 3

A + D = 13

2D = 10

D = 5

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