Formula applied
The exact method behind this answer
CalculationTime keeps the method visible so the number can be checked instead of blindly trusted.
Base seconds = minutes × 60 + extra seconds. Total seconds = base seconds × repeat count. Decimal minutes = total seconds ÷ 60.- Apply the formulaBase seconds = minutes × 60 + extra seconds. Total seconds = base seconds × repeat count. Decimal minutes = total seconds ÷ 60.300 sec5 decimal minutes