31. (30 m x 22 m) There is a 100 sq m road with equal thickness on the inside along the perimeter of the rectangular park. How many meters wide is the road?
A)1.5 B)2 C) 3 D) 1
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Step-by-step explanation:
length into breadth 30 metre into 22 metre = 720 metres.
square of 100 is 10000
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