Asked by james

greig gave james 1/4 of his orange and sold 1/3 of the remainder. greig remained with 80. calculate how many greig had at the beginning
Answered by R_scott
1/4 + (1/3 * 3/4) = 1/2

1 - 1/2 = 1/2

1/2 x = 80 ... x = ?