Power of the lense is -40 ,its focal lenght is a)4m b) -40m c)-0.25m d) -25m

1cm is equal to: (a) 0.1m (b) 0.01m (c) 0.10m (d) 0.001m

A cylindrical vessel of radius 0.5 m is filled with oil at the rate of 0.25 pi m^3 / minute. The rate at which the surface of the oil is rising, is (a) 1 m/min. (b) 2 m/min. (c) 5 m/min. (d) 1.25 m/min.

A vertical stick 20 m long casts a shadow 10m long on the ground. At the same time, a tower casts a shadow 50m long on the ground. The height of the tower is (a) 100m (b) 120m (c) 25m (d) 200m

The length and breadth of a rectangle are (3x+4)c m and (4x-13)c m respectively. If the perimeter of the rectangle is 94 cm, then its area is (a) 532\ c m^2 (b) 512\ c m^2 (c) 40\ c m (d) 120\ c m

From the top of a cliff 25 m high the angle of elevation of a tower is found to be equal to the angle of depression of the foot of the tower. The height of the tower is (a) 25 m (b) 50 m (c) 75 m (d) 100 m

If the sum of m terms of an A.P. is the same as the sum of its n terms, then the sum of its (m+n) terms is (a). m n (b). -m n (c). 1//m n (d). 0

If the perimeter of a square is 16 cm, then its area is (a)4 c m^2 (b) 8\ c m^2 (c) 16\ c m^2 (d) 12\ c m^2

A man goes 24m due west and then 7m due north. How far is he from the starting point? (a) 31m (b) 17m (c) 25m (d) 26m

If a 1.5 m tall girl stands at a distance of 3 m from a lamp-post and casts a shadow of length of 4.5 m on the ground, then the height of the lamp-post is (a) 1.5 m (b) 2 m (c) 2.5 m (d) 2.8 m

If pi is taken as 22//7 , the distance (in metres) covered by a wheel of diameter 35 cm, in one revolution, is (a) 2.2m (b) 1.1m (c) 9.625m (d) 96.25m