Question: the ratio between the length and the breadth of a rectangular park is 1 : 2 . if a man cycling along the boundary of the park at the speed of 6 km / hr completes one round in 6 min , then the area of the park ( in sq . m ) is ?
A) 600 m
B) 6000 m
C) 20000 m
D) 100 m
E) 2000 m
Correct answer: c
Grade: 7 | Topic: Geometry | Difficulty: Hard | Standard: 7.G.B.6