Six women push grocery carts up a ramp as shown.
2 carts weigh 50 lbs. each.
4 carts weigh 20 lbs. each.
How much work was done?
_____________ ft.-lbs. (total work)
The length of the parallelogram is 3/4 ft less 1/8 ft, or 6/8 ft less 1/8 ft, or 5/8 ft.
The width is 1/2 ft.
Thus, the area is (5/8 ft)(1/2 ft) = (5/16) ft^2
<span>6 dogs $20 each is $120 per day. $120 per day times 5 is $600.
3 dogs $20 each is $60 per day. $60 per day times 7 is $420.
$600+ $420 is $1020 per week.
$1020 - $350 is $670 profit per week after expenses.</span>