How many times larger is 4 x 10^16 than 5 x 10^8 a. 2x10^6 b. 2x10^7 c. 8x10^6 d. 8x10^7

Christine went shopping and bought each of her six six nephews a? gift, either a video costing? $14.95 or a cd costing? $16.88. she spent ? $ 97.42 97.42 on the gifts. how many videos and how many cds did she? buy?

Three cylinders have a volume of 2836 cm^3. cylinder a has a height of 900 cm. cylinder b has a height of 225 cm. cylinder c has a height of 100 cm. find the radius of each cylinder. use 3.14 as an approximate for π

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out