A cuboid has ........... edges. (a) 4          (b) 8          (c) 12           (d) 16

1, 2, 4, 8, 16, 32, 64, (.....), 256 (a) 148 (b) 128 (c) 154 (d) 164

A polyhedron with 8 faces and 12 vertices has .......... edges.

Fill in the blanks to make the following statements true: A cuboid has .......... vertices. A cuboid has .......... edges A cuboid has .......... faces. The number of lateral faces of a cuboid is ......... A cuboid all of whose edges are equal is called a ......... Two adjacent faces of a cuboid meet in a line segment called its ......... Each edge of a cuboid can be obtained as a line segment in which two ......... meet. ......... edges of a cube (or cuboid) meet at each of its vertices. A ......... is a cuboid in which all the six faces are squares. The three concurrent edges of a cuboid meet at a point called the ......... of the cuboid.

If 2 is a root of the equation x^2+a x+12=0 and the quadratic equation x^2+a x+q=0 has equal roots, then q= (a) 12 (b) 8 (c) 20 (d) 16

A man invests in a 16% stock at 128. The interest obtained by him is (a) 8% (b) 12% (c) 12.5% (d) 16%

If 2 is a root of the equation x^2+b x+12=0 and the equation x^2+b x+q=0 has equal roots, then q= (a) 8 (b) -8 (c) 16 (d) -16

Volume of a cuboid is 12cm^(3). The volume (in cm^(3)) of a cuboid whose sides are double of the above cuboid is: 24 (b) 48(c)72 (d) 96

Cube of (-1)/2i s 1/8 (b) 1/(16) (c) -1/8 (d) (-1)/(16)

14.4xx16.5xx8=?(a)1908.0(b)1900.8 (c) 1912.4 (d) 1924.8

How many envelops can be made out of a sheet of paper 72cm by 48cm, if each envelope requires a paper of size 18cm by 12cm? 4 (b) 8 (c) 12 (d) 16