Use the table of net profits and losses to find the net profit for the week.

chris's sandwich cart
monday tuesday wednesday thursday friday saturday sunday
–$225 $110 –$50 $225 $275 $100 $75

a.
$1060

b.
$610

c.
$510

d.
–$1060

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.