Question

Dylan's expenditures for each of the past six months were: March $1,248.59; April, $1,365.38; May, $1,024.30; June, $1,100.40; July, $992.40; and August, $1,200.02. What is his average monthly expenditure?

Answer 1

$1155.20

Explanation:

To find the average monthly expenditure, we just need to sum all these six values of expenditures of each month and divide by the number of months, which is 6:

The average value will be:

(1248.59 + 1365.38 + 1024.3 + 1100.4 + 992.4 + 1200.02) / 6 = 1155.20

His average monthly expenditure is $1155.20

Answer 2

The average monthly expenditure is 1,155.35 $.

Explanation:

The average of any sequency is given by the sum of it's individual parts divided by the number of parts it has. So in this case the average of monthly expenditure will be the sum of all individual expenditures divided by the number of months. The question can be solved like this:

average = (March+ April + May + June + July+ August)/6

average = (1,249.59 + 1,365.38 + 1,024.3 + 1,100.4 + 992,4 + 1,200.02)/6

average = 1,155.35 $