Question

The average rainfall in a town is 19.6 cm in 4 weeks. How much rain falls, on an average in 17 days? ​

Answer 1

average=sum/count

19.6=sum/4*7

sum= 19.6*28=548.8

17 days = 548.8*17= 32.28

Answer 2

average rainlfall=19.6cm in 4 week or 28 days

total rainfall in 28 days=19.6*28

=548.8

so. rainfall in 17days=548.8/17=32.3