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in Physics by (33.0k points)

A woman starts from her home at 9.00 am, walks with a speed of 5 km h-1 on a straight road up to her office 2.5 km away, stays at the office up to 5.00 pm, and returns home by an auto with a speed of 25 km h-1. Choose suitable scales and plot the x-t graph of her motion.

1 Answer

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Best answer

Time for the woman to reach her office = 2.5 km/5 kmh-1

= 30 min.

∴ She reaches her office at 9.30 am. Time for the woman to return home = 2.5 km/25 kmh-1

= 0.1 h = 6 min.

∴ She reaches her home at 5.06 pm

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