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11.
If the side of a square is increased by 100% how much percent of its area is increased?
- A.750%
- C.400%
- B.300%
- D.350%
- Answer
- Report
Answer : [B]
12.
A rope, by which a horse is tied is increased from 15 to 27m.How much excess area will it be able to graze?
- A.1584 sq.m
- C.2143 sq.m
- B.1854 sq.m
- D.1348 sq.m
- Answer
- Report
Answer : [A]
13.
A regular hexagon is inscribed in a circle with diameter 8cm. What is the side of the hexagon?
- A.6 cm
- C.7 cm
- B.8 cm
- D.4 cm
- Answer
- Report
Answer : [D]
14.
A wall is 4m high. At what distance from the base should a ladder 4.2m long be placed so that it just reaches the wall?
- A.2.12 m
- C.3.25 m
- B.1.28 m
- D.1.64 m
- Answer
- Report
Answer : [B]
15.
Find the area of a triangle, whose sides are 15,16,17 m respectively.
- A.109.98 m2
- C.110.20 m2
- B.114.10 m2
- D.106.25 m2
- Answer
- Report
Answer : [A]
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