Aman bought 420 apples for rs. 280 but 84 were rotten. yet he earned 20%. estimate how did he sell ?

The length of each stair is 11 inches. what is the rise, r, for each stair? round to the nearest inch. 2 inches 7 inches 17 inches 24 inches

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)