** 1) Three sides of a triangular field are 20 metres, 21 metres and 29 metres long respectively. The area of the field is?**

(A) 200 m^{2}

(B) 210 m^{2}

(C) 290 m^{2}

(D) 300 m^{2}

** 2) The area of a triangular lawn is 1600 sq m. If one side is 64 m long and the other two sides are equal in length, the length of each equal side is**

(A) 58.36

(B) 60.26

(C) 59.36

(D) 60.37

** 3) The length of each side of a triangle is 12 cm. The height of the triangle is**

(A) 6 √2cm

(B) 3 √2cm

(C) 6 √3cm

(D) 8 √3cm

** 4) The length of a rectangle is thrice its breadth and its perimeter is 96 m. The area of the rectangle is**

(A) 288 sq. m

(B) 442sq. m

(C) 438sq. m

(D) 432 sq. m

** 5) If the sides of a rectangle are increased by 30% the percentage increase in its area is**

(A) 90

(B) 29

(C) 69

(D) 60

** 6) A wheel revolves 1254 times in travelling a distance of 2 km 5 hectometer and 8 meters. The circumference of the wheel is**

(A) 2 m

(B) 3 m

(C) 5 m

(D) 6 m

** 7) The external dimensions of a wooden box are 18 cm, 10 cm and 6 cm and thickness of the wood is 0.5 cm. The volume of the box is**

(A) 780 cm^{3}

(B) 765 cm^{3}

(C) 914 cm^{3}

(D) 1080 cm^{3}

** 8) A sphere of radius 0.12 m is melted and out of the metal a fine wire of radius 1 millimetre is drawn out. The length of the wire will be**

(A) 2300 m

(B) 2304 m

(C) 2400 m

(D) 2404 m