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Grace's mom gave her $15.00 to buy school supplies. Grace needs to buy 3 mechanical pencils and some notebooks. If each mechanical pencil costs $1.75 and each notebook costs $2.99, how many notebooks can Grace buy using only the money her mom gave her? 2 notebooks 3 notebooks 4 notebooks 5 notebooks

User Bugfixr
by
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2 Answers

6 votes

Answer: 3 notebooks

Explanation:

First take the three mechanical pencils out of the equation by doing

15 - (3*1.75) = 9.75. Because each notebook costs 3 dollars, she can afford 3 notebooks, with 1 dollar left over.

Hope it helps <3

User Stefano
by
5.4k points
4 votes

Answer:

3 notebooks

Explanation:

(1,75x3)=5.25 15.00-5.25=9.75

2.99x=9.75

x=3,26

so she can buy 3 notebooks

User Takharsh
by
5.3k points