Find the area of the surface generated by revolving the curve x = (e^y + e^-y) / 2 from x = 0 to x = ln (2).

Which describes the correct way to convert minutes to hours? Divide the number of minutes by 24. Multiply the number of minutes by 24. O Divide the number of minutes by 60. Multiply the number of minutes by 60.

Michael picks 1kg of tomatoes from his greenhouse. He knows that fresh tomatoes are 95% water by weight. He puts them on the window ledge to ripen, but forgets about them.

One cell phone plan charges $0.08 per text and another plan charges $0.12 per text. What's the simplified ratio of the cheaper plan to the more expensive plan? A. 3:2 B. 8:12 C. 12:8 D. 2:3

The Gateway Arch in St. Louis, Missouri, weight about 20,000 tons. Write an amount that could be the exact number of tons the Arch weights.

A cake mix calls for these ingredients. 3 cups of milk 6 cups of flour 2 cups of sugar 1 cup of oil Which is the lowest ratio? A. Milk/Flower B. Sugar/Milk C. Oil/Sugar D. Sugar/Flower

The number of horses, sheep, and cows totals 128. One half of the number of sheep plus 12 equals the number of cows, and one half the number of cows plus 12 equals the number of horses. How many of each kind of animal are there?

A right prism has height 8 and triangular bases with sides of length 7, 8, and 9. What is the: a Volume of the prism?

Write as an algebraic expression: Subtract 9x-9 from x-2

Ronald bikes 6.9 miles each day how far has ronald biked in seven days

Adam used the three fraction s to make a circle graph and colored each a different color. what fraction of the graph is not colored?