How many times are the hour hand and the minute hand of a clock at right angles during their motion from 1.00 p.m. to 10.00 p.m.?

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asked Sep 07, 2023 at 11:12

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Answer 1

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The duration from 1.00 p.m. to 10.00 p.m. is 9 hours and during each of these 9 hours the hands of a clock are at right angles twice. So, required number = 9 × 2 = 18.

answered Sep 07, 2023 at 11:12

A

Academy

Answer 2

The duration from 1.00 p.m. to 10.00 p.m. is 9 hours and during each of these 9 hours the hands of a clock are at right angles twice. So, required number = 9 × 2 = 18.

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How many times are the hour hand and the minute hand of a clock at right angles during their motion from 1.00 p.m. to 10.00 p.m.?

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