Rectangle abcd is congruent to rectangle urst.

rectangles a b c d and u r s t are congruent. the length of sides a b is 9 millimeters and the length of sides r s is 15 millimeters.

what is the area of rectangle urst?

24 mm
48 mm
135 mm2
144 mm2

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?