** Question No : 1**

Find the volume and surface area of a cuboid 16 m long, 14 m broad and 7 m high.

345 cm^{2}

868 cm^{2}

876 cm^{2}

678 cm^{2}

** Question No : 2**

**The volume of a wall, 5 times as high as it is broad and 8 times as long as it is high, is 12.8 cu. meters. Find the breadth of the wall.**

30 cm

40 cm

50 cm

55 cm

** Question No : 3**

**Find the number of bricks, each measuring 24 cm x 12 cm x 8 cm, required to construct a wall 24 m long, 8m high and 60 cm thick, if 10% of the wall is filled with mortar?**

40,000

42,000

45,000

47,000

** Question No : 4**

**Water flows into a tank 200 m x 160 m througb a rectangular pipe of 1.5m x 1.25 m @ 20 kmph . In what time (in minutes) will the water rise by metres?**

50 min

55 min

90 min

96 min

** Question No : 5**

** The dimensions of an open box are 50 cm, 40 cm and 23 cm. Its thickness is 2 cm. If 1 cubic cm of metal used in the box weighs 0.5 gms, find the weight of the box**.

8 kg

8.04 kg

8.5 kg

8.004 kg

** Question No : 6**

**The surface area of a cube is 1734 sq. cm. Find its volume. **

4012 cm^{3}.

4711 cm^{3}.

4812 cm^{3}.

4913 cm^{3}.

** Question No : 7**

**A rectangular block 6 cm by 12 cm by 15 cm is cut up into an exact number of equal cubes. Find the least possible number of cubes.**

20

30

40

50