gre math review phần 4

For more material and information, please visit Tai Lieu Du Hoc at www.tailieuduhoc.org 17. If 3 times Jane’s age, in years, is equal to 8 times Beth’s age, in years, and the difference between their ages is 15 years, how old are Jane and Beth? 18. In the coordinate system below, find the (a) (b) (c) (d)