How much more does David spend on 4 sets of markers than jerry spends on a pack of pencils

How do i get the answer for 2/3 * 10/3

Which of the following could be the ratio of the length of the longer leg 30-60-90 triangle to the length of its hypotenuse? check all that apply. a. 313 6 b. 3: 215 c. 18: 13 d. 1: 13 e. 13: 2 of. 3: 15

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?