Posted by **micaela** on Wednesday, October 10, 2012 at 8:22pm.

crusty bought balloons at 5 for $1 and sold them 3 for $1. if his profit from selling balloons was $20, how many balloons did he sell?

1- how much did crusty make for every balloon?

2- what open sentence (equation) would we wite to solve this?

- math -
**Rashmi**, Wednesday, October 10, 2012 at 8:38pm
He buys 5 for $ 1, so he pays 20 cents for each.

He sells 3 for $ 1, so he earns 33 cents on each.

Now the cost price is given as C(x) = .20x

The revenue is given as R(x) = .33x

He makes $20 by selling the balloons.

Hence 20 = .33x

x = 20/.33

x = 60.6

x = 60 balloons

## Answer This Question

## Related Questions

- Math - Elena bought 49 packets of red balloons, 66 packets of blue balloons, ...
- Math - Your group buys a box of Mylar balloons with zoo animals printed on them ...
- Math - There were 25 turkey balloons, 12 pilgrim balloons, and 30 native ...
- Math - A bag of balloons contains 2 red balloons, 10 green balloons, 16 yellow ...
- milli - elena bought 49 packets of red balloons, 66 packets of blue balloons, ...
- Math - Kelly has 525 red, green, blue balloons. She has 4 times as many green ...
- Math - Tomas makes balloon structures at a circus. In 180 minutes, he uses 252 ...
- Quantitative Business Analysis - John is considering adding balloons to the ...
- math - If you need 138 balloons and have 5 bags, each bag has same number of ...
- math - For the party, 105 re and blue balloons were inflated. There were 3 red ...

More Related Questions