Answer:C
Step-by-step explanation:
Step-by-step explanation:
let no. of hours be x.
45x - 12 ≥ 117
45x ≥ 129
x ≥ 2.8667 (5sf)
therefore, 3 hours (round up to next whole number).
Topic: inequalities
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Answer:
Step-by-step explanation:
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Answer: 235 would be the estimate
