Andy purchased 120
pencils at the rate of
$2 per pencil the sold 72
of them at the rate of $2.5
per pencil and the remaining
eat the rate of $2 per pencil
Find his profit or loss percent.

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Average acceleration: i have no idea how to do this.

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?