Lionel gave 1/2 of his baseball cards to rick. he gave his brother 1/2 of what was left. he then had 12 cards left. how many did he start with? a. 24. b. 36 c. 48. d. 96

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

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?

9/10 divide by -3/15 as a mixed number