RRB Junior Engineer Stage 1 Model Papers 2

Question : 13 of 99

Marks: +1, -0

The external fencing of a circular path around a circular plot of land is 33 m more than its interior fencing. The width of the path around the plot is

5.52 m
5.25 m
2.55 m
2.25 m

Validate

Solution:

Let radius of internal and external circular Plot be r and R respectively.

2πR – 2πr = 33 m

Width of path,

(R-r)={33×7}/{2×22}=21/4=5.25 m

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