# math

posted by .

A pencil, eraser, and notebook cost \$1 in total. A notebook costs more than 2 pencils, 3 pencils cost more than 4 erasers, and 3 erasers cost more than a notebook. How much does each item cost?

• math -

Pencil costs \$0.26.
Eraser costs \$0.19.
Notebook costs \$0.55.

Solution of Diophantic equation
p + e + n = 100
with constraints
n > 2 p
3 p > 4 e
3 e > n

• math -

Sophia spent \$7.30 for school supplies. She spent \$3.00 for a notebook and \$1.75 for a pen. She also bought 3 large erasers. If each eraser had the same cost, how much did she spend for each eraser?

## Similar Questions

1. ### math

a pencil, eraser and notebook together cost one dollar. a notebook costs more than two pencils, three pencils cost more than four erasers, and three erasers cost more than a notebook. how much does each item cost
2. ### math

A pencil box and a notebook together cost \$6.28. The notebook costs \$0.70 more than the pencil box. How much does the notebook cost?
3. ### math

A girl bought some pencils, erasers, and paper clips at the stationery store. The pencils cost IDR. 1000 each, the erasers cost IDR. 500 each and the paper clips cost 2 for IDR. 100. If she bought total cost IDR. 10000, how many of …
4. ### Math

Pail has just enough money to buy 5 erasers and 30 pencils or 10 erasers and 24 pencil. Each eraser costs 30 cents. How much does each pencil cost?
5. ### math

The cost of a pencil is \$0.25 more than the cost of an eraser. If the cost of 8 pencils and 10 erasers is \$12.80, find the cost of each.
6. ### Math

a box of pencils cost the same as 11 erasers and 7 pencils. a box of erasers cost the same as 6 erasers and a pencil. a box of empty boxes and an erasers cost the same as a pencil. given that boxes cost a penny and each of the boxes …
7. ### Math

A pencil, eraser and notebook cost a total of \$1. If a pencil costs more than 2 erasers, 8 erasers cost more than 3 notebooks, and 5 notebooks cost more than 6 pencils, find the cost of a pencil. I don't know what to do. please help!!!!
8. ### Math

Jack spent \$21.70 on 6 notebooks and 7 pencils and has some money left. To buy another notebook he will be short of \$0.30. To buy one more pencil, he would have \$0.50 left. How much does a notebook cost?
9. ### Math

Jesse bought 10 more pencils than erasers. A pencil costs \$0.15, and an eraser costs \$0.22. He paid a total of \$4.46. How many erasers did Jesse buy?
10. ### math

Paul has \$20 to buy either 5 erasers and 30 pencils or 10 erasers and 24 pencils. Each eraser cost \$0.30 and each pencil cost \$0.60. How much will each option cost?

More Similar Questions