Posted by **Nastia** on Wednesday, May 23, 2012 at 11:19pm.

Diego has $10 to spend on school supplies. He wants to buy a calculator for $5.50 and several packs of mechanical pencil for $1.50 each.

What inequality can be used to find the maximum number of packs of mechanical pencils Diego can buy?

A. 1.5p + 5.5 _< 10

B. 5.5p + 1.5 _> 10

C. 1.5p + 5.5 _> 10

D. 5.5p + 1.5 _< 10

- 6th g-math -
**Jai**, Wednesday, May 23, 2012 at 11:38pm
let p = number of packs of mech pencil

the total amount he could spend is

1.5p + 5.5

and this amount cannot be greater than (but can be equal to) $10, since his only money is $10. Thus,

1.5p + 5.5 _< 10

it's A.

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