Please help i will give brainliest

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

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?

The function show two sisters' savings account and the rate at which they plan to deposit money