The school is running low on erasers for pencils, They want to order more, so they look at the prices for 4 brands, Which one is the best to buy?
Brand A: 20 for $2.50
Brand B: 35 for $3.25
Brand C: 50 for $5.25
Brand D: 100 for $10.00
To determine which brand is the best to buy, we need to compare the prices and quantities of erasers offered by each brand.
Brand A: 20 erasers for $2.50
The price per eraser for Brand A is $2.50/20 = $0.125.
Brand B: 35 erasers for $3.25
The price per eraser for Brand B is $3.25/35 = $0.093.
Brand C: 50 erasers for $5.25
The price per eraser for Brand C is $5.25/50 = $0.105.
Brand D: 100 erasers for $10.00
The price per eraser for Brand D is $10.00/100 = $0.10.
Comparing the prices per eraser, we can conclude that Brand B is the best to buy as it offers the lowest price per eraser at $0.093.