Question

find the average of first five multiples of 15​

Answer 1

Step-by-step explanation:

First five multiple of 5 are 5 10. 15 20 25. So average = sum of the observations/no. of observations=(5 +10+15+20+25/5)=75/5=15.

Answer 2

Given - Number 15

Find - Average

Solution - The average of the first five multiples of 15 is 45.

The formula to calculate the average is the sum of the first five multiples of 15/number of multiples of 15

The first five multiples of 15 are 15, 30, 45, 60 and 75.

Number of multiples of 15 = 5

Keep the values in the formula to find the average.

Average = 225/5

Average = 45

Thus, the average of the first five multiples of 15 is 45.