Can someone please help me on this!!

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

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?

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?