Question
One novel costs $10 at a shop. During a sale, for every 4 novels bought, the 5th novel can be bought at a discount of 10% off the original price. How many novels does Rael buy if he pays $402 altogether?
4 m

Click button first when a symbol is required. X

One novel costs $10 at a shop. During a sale, for every 4 novels bought, the 5th novel can be bought at a discount of 10% off the original price. How many novels does Rael buy if he pays $402 altogether?