1. There are 8 numbers. Average of first 5 numbers is 42 and average of next 3
numbers is 36. What is the average of all 8 numbers ?
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0
Answer:
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Answered by
0
Answer:
40
Step-by-step explanation:
Sum of 9 no. = 30×9 = 270
Sum of first five no. = 25×5 = 125
Sum of last three no. = 35×3 = 105
6th no. is = 270 - 125 - 105 = 40
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