Answer:
60< h ≤ 73
Explanation:
300 < 5.25 h − 15 ≤ 368.25
300+15 < 5.25 h − 15+15 ≤ 368.25+15
315 < 5.25 h ≤ 383.25
315/5.25 < 5.25 h/5.25 ≤ 383.25/5.25
60< h ≤ 73
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