Christine went shopping and bought each of her nine nephews a gift, either a video costing $14.95 or a cd costing $16.88. she spent $142.27 on the gifts. how many videos and how many cds did she buy?

What is (28 + 7 + 6 + 3) x 1/2 show your work

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

X2 + y 2 = 36 x + y = 6 solve the system of equations.