What decimals are between 0.8 and 0.9

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

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?

Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error