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Rennae needs to purchase at least 20 boa...

Rennae needs to purchase at least 20 boards for group art project. The poster boards come in the small size, which costs $30 per board, and the larger size., which costs $50 per board. Her allowance for purchasing poster boards is no more than $860 in total. She must purchase at least 5 small poster boards and 4 larger poster boards.If a represents the number small poster boards and b represents the number of large poster boards, which of the following system of inequalities represents the restrictions described?

A

`30a+50ble860, a+ble20,ale5,ble4`

B

`30a+50bge860, a+bge20,ale5,ble4`

C

`30a+50ble860, a+bge20,age5,bge4`

D

`30a+50bge860, a+ble20,age5,bge4`

Text Solution

Verified by Experts

The correct Answer is:
C
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