Marcus wrote down a pair of two-digit numbers. When he subtracted the second number from the first one the difference was 50. How many different pairs of numbers could Marcus
have written down?

A.50
b. 40
C, 10
d. 30
e 60

Order the numbers in each list from least to greatest. 0, |−14|, 13, −12, |−16|, 17

Which of these choices show a pair of equivalent expressions?

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?