Ken paid $12 for two magazines. the cost of each magazine was a multiple of $3.what are the possible prices of the magazines.

Suppose a pendulum is l meters long. the time, t,in seconds that it tales to swing back and forth once is given by t=2.01

17 in long 1.3 ft wide and 8in high what is the volume

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2