What percentage increase occurs in the price of a round-trip economy ship fare from New York to London by electing to go in peak season economy air fare as opposed to a 30-day excursion fare?

A) 52.1
B)41.1
C)34.3

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

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?