akurathi12 wrote:
A triangular park needs to be wired along its boundary. Which of the following can be the total length of the wire required if lengths of the two sides of the park are 4m and 7m?
I. 16m
II. 21m
III. 23m
A. I only
B. II only
C. I& II only
D. II& III only
E. I,II& III
Sum of 2 sides > than the third side, and the difference of 2 sides should be < third side
I. 16m, third side = 5, 11 > 5 & 4 < 5, satisfies
II. 21m, third side = 10, 11 > 10 & 4 < 10, satisfies
III. 23m, third side = 12, 11 > 12(Not possible) & 4 < 12, Doesn't satisfy
Answer C.
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62% (01:00) correct 
