Brian can type 1 and 1/3 pages every 20 minutes. how many pages can he type in 2.5 hours? a. 7.5 pages b. 10 pages c. 22.5 pages d. 200 pages

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

Ken earned $128 from his part-time job this summer. he spent 25% of his money on games. he is going to donate 1/6 of the remaining money to charity. how much money will the charity receive?