Crystal's mud mask costs $23 for a 0.45 oz jar. she found the same mud mask online for $72. what is the size of the jar crystal found online?

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?

How do i take any fraction and make it into a decimal or percentage?

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36