English, asked by kanhachaudhary43, 17 days ago

does he cover ? A rectangular field is 90 m by 70 m. A man walks around it at the rate of 4 km per hour. What time will he take in making 5 pounds ?

Answers

Answered by maakiladli377

1

perimeter of the rectangular field = 2(90+70)m = 320m

distance covered in 1 hour = 4km = 4000m

distance covered in 5 rounds = 5 × 320m = 1600m

time required to make 5 rounds = 1600/4000 = 0.4 hour = 24 minutes

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