Question

A student obtain 85 ,90,95,100and 75 in his maths test (1). What is the average of his test grades?

Answer 1

89.

Explanation:

There are 5 scores.

So the Average = (85 + 90+95+100+ 75)/5

= 445/5

= 89.

Answer 2

A student's average test grade is 89!!!

Explanation:

85 ,90,95,100and 75

average is easy to find out

add all test point

85+90+95+100+75=445

and divided by Number of test

445 / 5(test)=89