You can buy 4 notebooks and 4 pens for $10. You can buy 5 notebooks for $10.

Question

1. What is the price of each notebook?
2. What is the price of each pen?
3. What is the ratio of the price of the notebook to the price of th

Answer 1

notebooks cost $2 = $10/5

$4P + 4($2) = $10

4P = $10 - $8 = $2

P = $2/4 = 50 cents for a pen

ratio of notebook price to pen price is 2/1/2 = 4/1 Notebooks are 4 times as expensive. $2 is 4 times 50 cents