The next number after 61 in a base-2 floating point number system is 62. what is the precision?

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

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?