Consider the square design with diagonal supports to be welded together from steel bars. Calculate the total length of material needed to the nearest inch. Express your answer in feet - inches.

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

Percent increase and decrease. original number: 45 new number: 18