The average of five numbers is 56.4 . The average of first and second number is 53. The average of the fourth and fifth number is 56. What is the third number


This is reply by AI

Average of 5 numbers = 56.4
so Sum of 5 numbers = 276

x1 + x2 + x3 + x4 + x5 = 276
x1 + x2 = 53*2 = 106
x4 + x5 = 56*2 = 112
x3 = 282 - 106 - 112 = 64

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