The duration of one period in a school is 2/3 hour. The duration of 6 such periods is : 3 hours 6 hours 4 hours 9 hours
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Answer:
4 hours.
Step-by-step explanation:
duration of one period=2/3 hrs
therefore duration of 6 such periods is (2 * 6)/ 3
=2 * 2
= 4
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