Stephanie spent half of her weekly allowance on clothes. To earn more money her parents let her clean the gutter for $4. What is her weekly allowance if she ended with $13?

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.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

If 25% of y is 30, what is 60% of y?