APTITUDE QUIZ
1. The Diagonals of two squares are in the ratio of 2:5. find the ratio of their areas.
A. 4:25
B. 4:15
C. 3:25
D. 3:15
2. A farmer wishes to start a 100 sq. m. rectangular vegetable garden. Since he has only 30 meter barbed wire, he fences three sides of the garden letting his house compound wall act as the fourth side fencing. Then find the dimension of the garden.
A. 10 m * 5 m
B. 15 m * 5 m
C. 20 m * 5 m
D. 25 m * 5 m
3. A courtyard is 25 meter long and 16 meter board is to be paved with bricks of dimensions 20 cm by 10 cm. The total number of bricks required is :
A. 16000
B. 18000
C. 20000
D. 22000
4. A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is ?
A. 25%
B. 26%
C. 27%
D. 28%
5. What will be the cost of gardening 1 meter boundary around a rectangular plot having perimeter of 340 meters at the rate of Rs. 10 per square meter?
A. Rs. 3430
B. Rs. 3440
C. Rs. 3450
D. Rs. 3460
6. The perimeters of 5 squares are 24 cm, 32 cm, 40 cm, 76 cm and 80 cm respectively. The perimeter of another square equal in area to the sum of the area of these square is:
A. 124 cm
B. 120 cm
C. 64 cm
D. 56 cm
7. 50 square stone slabs of equal size were needed to cover a floor area of 72 sq.m. Find the length of each stone slab.
A. 110 cm
B. 116 cm
C. 118 cm
D. 120 cm
8. What are the least number of square tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?
A. 714
B. 814
C. 850
D. 866
9. If the ratio of the areas of two squares is 225:256, then the ratio of their perimeters is:
A. 15:12
B. 15:14
C. 15:16
D. 15:22
10. The base of a triangle is 15 cm and height is 12 cm. The height of another triangle of double the area having the base 20 cm is :
A. 22 cm
B. 20 cm
C. 18 cm
D. 10 cm
11. If the area of a square with the side a is equal to the area of a triangle with base a, then the altitude of the triangle is.
A. a
B. a/2
C. 2a
D. None of above
12. What will be the ratio between the area of a rectangle and the area of a triangle with one of the sides of the rectangle as base and a vertex on the opposite side of the rectangle?
A. 1:1
B. 1:2
C. 2:3
D. 2:1
13. A triangle and a parallelogram are constructed on the same base such that their areas are equal. If the altitude of the parallelogram is 100 m , then the altitude of the triangle is.
A. 200 m
B. 150 m
C. 148 m
D. 140 m
14. The area of rhombus is 150 cm square. The length of one of the its diagonals is 10 cm. The length of the other diagonal is:
A. 15 cm
B. 20 cm
C. 25 cm
D. 30 cm
15. Find the circumference of a circle, whose area is 24.64 meter sqaure
A. 17.90m
B. 17.80m
C. 17.60m
D. 17.40m
16. If the radius of a circle is diminished by 10%, then the area is diminished by:
A. 200%
B. 210%
C. 300%
D. 310%
17. If the circumference of a circle increases from 4pi to 8 pi, what change occurs in the area ?
A. Area is quadrupled
B. Area is tripled
C. Area is doubles
D. Area become half
18. There is a plot which is rectangular in shape and it area is 460 square metres. What will be breadth of the plot if length of plot is 15% more than the breadth of plot?
A. 8 mtr
B. 10 mtr
C. 15 mtr
D. 20 mtr
19. What are the least number of square tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad ?
A. 714
B. 814
C. 850
D. 866
20. The area of a square is 69696 cm square. What will be its diagonal?
A. 373.196 cm
B. 373.110 cm
C. 373.290 cm
D. 373.296 cm
ANSWERS
1. A
2. C
3. C
4. D
5. B
6. A
7. D
8. B
9. C
10. C
11. C
12. D
13. A
14. D
15. C
16. C
17. A
18. D
19. B
20. D
