a country is considering two income tax rates. geoffrey is comparing what his tax bill would be under each plan. under plan a, he
pays 5% on the first $10,000. the next $85,000 is taxed at a rate of 10%. any money earned above $95,000 is taxed at 15%. he
made $98,000 last year. which statement below is correct?

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.

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

How is working backward similar to solving an equation?