SOLUTION: a father decided to give 20% of his monthly income to his three children as their monthly allowance. The eldest got 45% of the allowance and the youngest got 25%. how much was the

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: a father decided to give 20% of his monthly income to his three children as their monthly allowance. The eldest got 45% of the allowance and the youngest got 25%. how much was the       Log On


   

Question 1067874: a father decided to give 20% of his monthly income to his three children as their monthly allowance. The eldest got 45% of the allowance and the youngest got 25%. how much was the father's income if the second child got $3,000?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Oldest
0.45%2A0.2%2Ax

Middle
highlight_green%28%281-0.45-0.25%29%2A0.2%2Ax=3000%29
Solve this equation for x.

Youngest
0.25%2A0.2%2Ax