Question

Average of 15, 25, 35 & 45 is... *

Answer 1

Answer:

average = 30.

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Step-by-step explanation:

average = 15+25+35+45/4

average = 120/4

average = 30.

Answer 2

Given:

(i) The supplied numbers are : 15, 25, 35 and 45.

To find:

(i) The average of the given numbers.

Solution:

We know that,

Average of 'n' number of numbers = $\frac{Sum of the 'n' numbers present}{n}$

Here there are 4 numbers supplied to us.

So, the sum of the 4 numbers equals to

15 + 25 + 35 + 45

= 120

So, their average would be = $\frac{120}{4}$

= 30

Therefore, the average of 15, 25, 35 and 45 is 30.