A 2m tall man standing on the top of a building 18 m high observes the elevation of the top of tower 60m high and finds it 60°. Find the distance between the building and tower.

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?

Explain why the factor 1.5 is broke. into two numbers in the model.

Evaluate the expression. (9 + 5)(3 + 2)0