Mathematics, 05.02.2020 03:53 trivettkrchs6060

Carl is taking a math test. there are 10 questions which take 30 seconds each; 15 questions which take 40 seconds each; and 12 questions which take two minutes each. carl pauses for 5 seconds between questions. in addition, he sharpens his pencil twice, which takes 20 seconds each time. the test begins promptly at 10: 00 am. when carl hands in his completed test, what time is it?

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Carl is taking a math test. there are 10 questions which take 30 seconds each; 15 questions which t...