`2cm 2mm = ?`
`(a)2.2 cm (b)0.22cm (c)2.1 cm (d)1.2cm`

The perimeter of an isosceles right-angled triangle having an area of 162 cm^2 is (a) 40 cm (b) 56.5 cm (c) 61.38 cm (d) 68.2 cm

A hemisphere of lead of radius 6 cm is cast into a right circular cone of height 75 cm. The radius of the base of the cone is (a) 1.4 cm (b) 2 cm (c) 2.4 cm (d) 4.2 cm

The diameter of a circle is 3.5 cm. What is the circumference of the circle? (a) 11 cm (b) 22 cm (c) 38.5 cm (d) 45.2 cm (e) None of these

The volume of a cuboid is twice that of a cube. If the dimensions of the cuboid are 9 cm, 8 cm and 6 cm, the total surface area of the cube is (a) 72 cm2 (b) 108 cm2 (c) 216 cm2 (d) 432 cm2

In a circle of radius 7cm, an arc subtends an angle of 108o at the centre.The area of the sector is (a) 43.2cm2 (b) 44.2cm2 (c) 45.2cm2 (d) 46.2cm2

The dimensions of a cuboid are 7cm,11cm and 13cm. The total surface area is (a) 311cm2 (b) 622cm2 (c) 1001cm2 (d) 2002cm2

The area of a rhombus with side 13cm and one diagonal 10cm will be (a) 140cm2 (b) 130cm2 (c) 120cm2 (d) 110cm2

If a diagonals of a rhombus are 24 cm and 10 cm, the area and the perimeter of the rhombus are respectively (a) 120 cm2, 52 cm (b) 120 cm2, 64 cm (c) 240 cm2, 52 cm (d) 240 cm2, 64 cm

The hypotenuse of a right-angled isosceles triangle is 5cm. The area of the triangle is (a) 5cm2 (b) 6.25cm2 (c) 6.5cm2 (d) 12.5cm2

If a wire is bent into the shape of a square, then the area of the square is 81 sq. cm. When the wire is bent into a semi-circular shape, then the area of the semi-circle will be (a) 22 cm2 (b) 44 cm2 (c) 77 cm2 (d) 154 cm2