Surya bought some computer games at a rate of six for $40, and sold them at a rate of four for $40.
If he made $280 profit, how many games did he sell?
Surya made a profit of $20 when sold each 6 of games. $280/$20= 14 sets of 6, so 14x6=84 games sold.
The answer is 84
A person bought 110 glass bowls at a rate of Rs. 15 per bowl.
He sold 101 of them at Rs. 17 and the remaining broke.
What is the percentage gain for him?