1.

A rectangular field is 72 by 58 walks around it at the speed of 3 km haa what time will it take to cover to rounds of the same field

Answer»

Answer:

Step-by-step EXPLANATION:

perimeter = 2(72+58) = 260 m

speed = 3 km/h = 3*5/18 =5/6 m/s

time = perimeter of RECTANGLE /speed

    = 260/5/6 = 312 seconds

you did not MENTION units of rectangle. so, i took it in meter.



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