A hall is a 15m long and 12m board. If the sum of the areas of the floor and the ceiling is equal to the areas of the 4 walls the volume of the hall is:

Related Mcqs:

1. A man invests a certain sum of money at 6% per annum simple interest and another sum at 7% per annum simple interest. His income from interest after 2 years was Rs. 354. One-forth of the first sum is equal to one-fifth of the second sum. The total sum invested was :

   A. Rs.3100
   B. Rs.2700
   C. Rs.2200
   D. Rs.1800

2. The length of a rectangular floor is more than its breadth by 200%. If Rs. 324 is required to paint the floor at the rate of Rs. 3 per sq m, then what would be the length of the floor?

   A. 27 m
   B. 24 m
   C. 18 m
   D. 21 m

3. Jameel gets on the elevator at the 11th floor of a building and rides up at the rate of 57 floors per minute. At the same time, Nasir gets on an elevator at the 51st floor of the same building and rides down at the rate of 63 floors per minute. If they continue travelling at these rates, then at which floor will their paths cross?

   A. 19
   B. 28
   C. 30
   D. 37

4. A room is 15m long, 4m broad and 3m height. Find the cost of white washing its four walls at 50p per m² ?

   A. Rs.60
   B. Rs.57
   C. Rs.55
   D. Rs.52

5. Total area of the 64 small squares of aches board is 400cm2. There is 3cm wide border around the chess board. What is the length of each side of the chess board?

   A. 17cm
   B. 20cm
   C. 23cm
   D. 26cm

6. The length of a hall is (4/3) times its breadth. If the area of the hall be 300 square meters the difference between the length and breadth is__________?

   A. 15m
   B. 4m
   C. 3m
   D. None of these

7. The perimeter of a floor of a room is 18m.What is the area of four walls of the room if it; a height is 3m?

   A. 21 Sq.m
   B. 42 Sq.m
   C. 54 Sq.m
   D. 108 Sq.m

8. Bilal’s room has a floor of 8m by 4m. He decides to tile the floor with tiles of 25cm x 20 cm. How many tiles will he need?

   A. 320 tiles
   B. 640 tiles
   C. 160 tiles
   D. 6.4 tiles

9. A rectangular field has dimensions 25m by 15m. Two mutually perpendicular passage of 2m width have been left in it’s central part and grass has been grown in rest of the field. The area under the grass is____________?

   A. 295m²
   B. 299m²
   C. 300m²
   D. 375m²

10. The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is :___________?

    A. 20
    B. 30
    C. 40
    D. None of these