the ninth phase of the training was probably the most difficult. astronaut #6 did the best he only had to start over once every 30 seconds. astronaut #8 on the other hand perform very poorly. he had to start over once every sixth seconds. How many seconds did it take the two of them to start over 50 times?

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?

Which translation maps the vertex of the graph of the function f(x) = x2 onto the vertex of the function g(x) = x2 – 10x +2?

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount