Second (1 s), 1 s = 1/60 min, Minute (1 min), 1 min = 60 s, Hour (1 hr), 1 hr = 60 min = 3600 s, 1 Day, 1 day = 24 hr, 1 Week, 1 week = 7 days, 1 Month, 1 month = 4 weeks, 1 Year, 1 year = 12 months.

TIME calculation

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