Find the least square number which is divisible by 10, 12, 15 and 18?

Related Mcqs:

1. Least perfect square number, exactly divisible by 21, 36 and 56 is_________?

   A. 3600
   B. 504
   C. 441
   D. 7056

2. The area of a square is 4096 sq cm. Find the ratio of the breadth and the length of a rectangle whose length is twice the side of the square and breadth is 24 cm less than the side of the square.

   A. 18 : 5
   B. 7 : 16
   C. 5 : 14
   D. None of these

3. The perimeter of a rectangle and square are 160m each. The area of the rectangle is less than that it’s square by 100cm meters. The less than that of the square by 100 sq.meters. the length of rectangle is___________?

   A. 30m
   B. 40m
   C. 50m
   D. 60m

4. The diagonal of a square is 4√2cm. The diagonal is another square whose area is double that of the first square is__________?

   A. 8cm
   B. 8√2cm
   C. 16cm
   D. 4√2cm

5. If each side of a square is increased by 50% the ratio of the area of the resulting square to the area of the given square is__________?

   A. 5:4
   B. 9:4
   C. 4:5
   D. 4:9

6. A big rectangular plot of area 4320 Sq.m is divided into 3 square shaped smaller plots by fencing parallel to the smaller side of the plot. However, some area of land was still left as a square plot could not be formed. So 3 more square shaped plots were formed by fencing parallel to the longer side of the original plot. Such that no area of the plot was left a surplus. What are the dimensions of the original plot?

   A. 160m × 27m
   B. 240m × 18m
   C. 120m × 36m
   D. 135m × 32m

7. The area of a rectangle is thrice that of a square. The length of the rectangle is 40 cm and the breadth of the rectangle is (3/2) times of the square. The side of the square in cm is__________?

   A. 15
   B. 20
   C. 30
   D. 60

8. What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30?

   A. 196
   B. 630
   C. 1260
   D. 2520

9. The least number which should be added to 2497 so that the sum is exactly divisible by 5, 6, 4 and 3 is:

   A. 3
   B. 13
   C. 23
   D. 33

10. Find the least number of five digits which is exactly divisible by 12, 15 and 18?

    A. 1080
    B. 10080
    C. 10025
    D. 11080