Sam bought a new couch on sale at the discount furniture store. the original cost of the couch was $550. the sale price was $449. sam has a coupon for 30% off the couch if he bought a $99 lamp. if he bought the $99 lamp, what was total cost of his couch and lamp before tax?

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.

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?