Question 175577
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From 12 noon to 12 noon the next day -- 24 hours has expired.
Or, 48 30-minute periods
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2 minutes = 2(60) = 120 seconds
.
that's
120 seconds per 48 30-minute period
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In a single 30-minute period:
120/48 = 2.5 seconds
.
Therefore,
2.5 seconds lost per 30-minute period.