Math, asked by sodhaniparidhi44, 10 months ago

If the average marks of 2 classes of 8th standard is 60.25 and the average marks of next 5 classes
is 50 and average marks of one class is 31.5, then average marks of all gth standard classes is:

Answers

Answered by kavyagopan

1

Answer:

Step-by-step explanation:

The answer is

2×60.25+5×50+1×31.5 ÷ 5+2+1

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