covers a journey by car in a ^@4 \space hours^@. He covers a distance of ^@71 \space km \space 775 \space m ^@ during the ^@first \space hour^@, ^@56 \space km \space 425 \space m ^@ during the ^@second \space hour^@, ^@80 \space km \space 562 \space m ^@ during the ^@third \space hour^@ and ^@57 \space km \space 574 \space m ^@ during the ^@fourth \space hour^@. What is the length of his journey.
A poultry farm produced 20x2 - 13x - 19 eggs in a year. It packed 2x2 - 2x - 7 eggs and sent them to market, while 9x2 - 5x - 9 eggs got destroyed. How many eggs are left in the poultry farm?
A train traveling at the speed of 40 kmph leaves the station at 1 pm. Another train leaves the station at 3 pm. If the second train travels at a speed of 50 kmph, then at what time will it catch up with the first train?