chronicles of downton abbey a new era

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Total distance: \(180 + 120 = 300\) miles.
Total time: \(3 + 1.5 = 4.5\) hours.
Average speed: \(300 \div 4.5 \approx 66.67\) mph.
A software update reduces a program’s run time by 25%, from 8 minutes to a new duration. How many seconds faster does it run now?
Original time: 8 minutes = 480 seconds.
Reduction: \(480 \times 0.25 = 120\) seconds.
New time: \(480 - 120 = 360\) seconds.
The run time is 120 seconds faster.
A factory produces 240 units in 5 hours. After upgrading equipment, productivity increases by 40%. How many units are produced in the next 7 hours at the new rate?
Original rate: \(240 \div 5 = 48\) units/hour.