Question

choose 1 answer:
a ( 18 + 0.08b leq 75 )
b ( 18 + 0.08b geq 75 )
c ( 18 + 0.08b leq 10 )
d ( 18 + 0.08b geq 10 )

1. what is the smallest number of paintballs that carolina can buy along with the entrance fee to get the promotion?

paintballs
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Explanation:

Step1: Assume promotion threshold is 75

The inequality for promotion (≥75) is $18 + 0.08B ≥ 75$.

Step2: Solve for B

Subtract 18: $0.08B ≥ 75 - 18 = 57$. Divide by 0.08: $B ≥ \frac{57}{0.08} = 712.5$. Round up to 713.

Answer:

1. B. $18 + 0.08B ≥ 75$
2. 713 paintballs