1. A construction company's truck has a cylindrical tank that is 8 feet in diameter and 20 feet long. How much water can fit in the tank? (Round to the nearest hundredth, if necessary)

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

What is the approximate circumference of the circle shown below?

What is the solution of sqrt x+2-15=-3