Question

The average of 1st 5 multiple of 3 is

Answer 1

Step-by-step explanation:

the first five multiple of 5 are

3,6,9,12,155

finding mean we get.

sum of observation/ no of observation

3+6+9+12+15/3

45/3

15

1. hence the average of 1st five multiple of 3is 15

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