Folder Leaves are sold in packs of 50 sheets for $250, 100 sheets for $400 and 500 sheets for $1,200. Which is the best buy? Justify your answer.

And explain how you got it so i can understand future problems : 3

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8