Question

Blake mows a half acre of lawn for his grandparents every two weeks. If Blake has already mowed three-fifths of the lawn, how many more square feet must he mow?

Answer 1

8712

Explanation:

8,712 square feet

1 Acre = 43,560 Square Feet

then,

Blake has mowed

3

5

of

1

2

an acre

3

5

x

1

2

=

3

10

then,

Blake has already mowed

43,560 x

3

10

= 13,068 square feet

thus,

43,560

2

- 13,068 = 21,780 - 13,068 = 8,712 square feet