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IBPS Clerk Prelims Model Paper 10
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© examsnet.com
Question : 12
Total: 100
A rectangular park has dimensions 100 m x 40 m. A circular lawn is in the middle of park. If the area of rectangular park leaving the circular lawn is 1536
m
2
, what is the circumference of the circular lawn?
182m
140m
176m
148m
132m
Validate
Solution:
Area of park = 100x40 = 4000
m
2
So area of circular lawn = (4000 -1536)
m
2
= 2464
m
2
So
π
r
2
= 2464
We get, r = 28 mSo circumference = 2ra: = 2x (22/7) x 28 = 176 m
© examsnet.com
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