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What is the time interval from 10 hr. 20 min. a.m. to 3 hr. 15 min. p.m in hour unit?1. \(1\frac{{11}}{{12}}\)2. \(2\frac{{11}}{{12}}\)3. \(3\frac{{5}}{{12}}\)4. \(4\frac{{11}}{{12}}\) |
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Answer» Correct Answer - Option 4 : \(4\frac{{11}}{{12}}\) Given: Initial Time = 10 hr 20 min. a.m Final Time = 3 hr 15 min. p.m Concept used: In the 24 hours clock, 1 p.m is written as 13 hours and so on 1 hour = 60 minutes Calculation: 3 hr 15 min p.m = (12 + 3) hr 15 min = 14 hr (1 hr + 15 min) = 14 hr 75 min Now, Interval = 14 hr 75 min - 10 hr 20 min = 4 hr 55 min = \(4\frac{{11}}{{12}}\) hours ∴ The time interval is \(4\frac{{11}}{{12}}\) hours |
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