Question

A rectangular park is 140 m long and 56 m wide. Anjali walks around it at the rate of 4 km/h. What time will she take in making 5 rounds of the park?​

Answer 1

Answer:

Step-by-step explanation:

Distance covered in one round is given by the perimeter of the park

Perimeter of the park is given by:

2(L+B)

2(104+56)

2×160

320 m

Distance in 5 rounds:

5×320

1600m

The Speed of Anjali is 4 km/h

4000 m ----------- >60min

1 m ------------------ >60/4000

1600 m -------------> 60×1600/4000

1600 m -------------> 24 min

Time taken by Anjali to complete the 5 rounds is 24 min.
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