- The ratio of the areas of the incircle and cirumcircle of an equilateral triangle is?
- 1:3
- 1:2
- Root3 :1
- 2 : root 3

- if the circumference of a circle is increased by 50% then its area will be increased by?
- 25%
- 125%
- 100%
- 150%

- Two squares A and B have each side 10 m and 24 m respectively. Find the side of another square C whose area is equal to the sum of areas of A and B?
- 25
- 27
- 20
- 26

- the area of a circle inscribed in an equilateral triangle is 462. the perimeter of the triangle is?
- 164
- 120
- 124
- 126

- The diameter of the wheel of a vehicle is 1.4 m. the wheel makes 10 revolutions in 5 seconds. The speed f the vehicle ( in kmph) is?
- 31.6830.47
- 34.58
- 34.79

- The circular wire radius of 42 cms is cut and bent into form of a rectangle whose sides are in the ratio of 6:5. the smaller side off the rectangle is?
- 50
- 60
- 30
- 40

- A toothed wheel of a diameter 50 scm is attached to a smaller wheel of a diameter 30 cm. how many revolutions will be smaller heel make when the larger one makes 15 revolutions?
- 20
- 15
- 25
- 30

- When the circumference and area of a circle are numerically equal, then the diameter is numerically equal to?
- 3
- 4
- 2
- 5

- The length and breadth of a rectangular piece of land are in the ratio of 5:3. the owner spent Rs 3000 for surrounding it from all the sides at Rs 7.50 per meter. The difference between its length and breadth is?
- 60
- 40
- 50
- 70

- If the ratio of two circles is 16:25, then the rario of teir circumference is?
- 9:5
- 4:3
- 7:5
- 4:5

**KEY:::1(d) 2(b) 3(b) 4(d) 5(d) 6(a) 7(b) 8(c) 9(b) 10(c)**

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