This is a sequence of numbers such that the difference of any two successive members of the sequence is a constant.

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

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2