A Sumerian double-hour had 60 minutes, just like our modern hours. But hold onto your sandals, because those minutes were divided into 60 seconds each. So, in Sumerian time, a double-hour had a whopping 3,600 seconds. Time flies when you're counting in ancient Mesopotamia!
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A Sumerian double-hour was divided into 60 minutes, with each minute consisting of 60 seconds. Therefore, a Sumerian double-hour had a total of 3,600 seconds (60 minutes x 60 seconds). This system of timekeeping, based on the sexagesimal (base-60) numeral system, was widely used in ancient Mesopotamia.
One minute is 60 seconds. To figure out how many seconds are in 1 minute and 43 seconds, add 60 seconds to 43 seconds to get your answer.
820 seconds is always 820 seconds
0.0002 seconds
175 seconds
230 seconds