1. If the diagonals of a rhombus are 24 cm and 10 cm, what will be its perimeter :
(a) 42 cm
(b) 64 cm
(c) 56 cm
(d) 52 cm
2. Which of the following fractions is greater than 3/5 and less than 6/7:
(a) 7/8
(b) 1/3
(c) 2/3
(d) 1/2
3. The average mathematics marks of two Sections A and B of Class IX in the annual examination is 74. The average marks of Section A is 77.5 and that of Section B is 70. The ratio of the number of students of Section A and B is :
(a) 5 : 6
(b) 7 : 7
(c) 8 : 7
(d) 6 : 7
4. The diameter of a wheel is 98 cm. The number of revolutions in which it will have to cover a distance of 1540 m is :
(a) 400
(b) 600
(c) 500
(d) 1000
5. A work can be finished in 16 days by twenty women. The same work can be finished in fifteen days by sixteen men. The ratio between the capacity of a man and a woman is :
(a) 2 : 4
(b) 4 : 3
(c) 2 : 3
(d) 3 : 6
6. A hill and a tower are standing on the same plane. The angle of elevation of top of the hill at the foot of the tower is 60 degree, and the angle of top of the tower from the foot of the hill is 30 degree. If the height of tower is 50m. High find the height of the hill :
(a) 120 m
(b) 150 m
(c) 175
(d) 200 m
7. Rahil took a bus from home to market, that travels at 40 kmph. While walking back at 4 kmph, halfway through, he suddenly realized he was getting late and he cycled back the remaining distance in 30 kmph. Find the average speed:
(a) 6.5 kmph
(b)12.0 kmph
(c)28.5 kmph
(d) none of these
8. X,Y and Z together earn Rs.1620 in 9 days. X and Z can earn Rs.600 in 5 days. Y and Z in 7 days can earn Rs.910. How much amount does Z can earn per day:
(a) 20 Rs.
(b) 30 Rs.
(c) 70 Rs.
(d) 40 Rs.
9. If the length of a rectangle park is halved and its breadth is tripled, what is the percentage change in its area:
(a) 20% increase
(b) 20 % decrease
(c) 50 % decrease
(d) 50% increase
10. Evaluate (3.82 *3.82 −1.22*1.22 )/ (3.8−1.2)
(a) 2.5
(b) 3.5
(c) 5
(d) None of these
ANSWER KEY:
1. D
2. C
3. C
4. C
5. B
6. B
7. B
8. C
9. D
10. C
(a) 42 cm
(b) 64 cm
(c) 56 cm
(d) 52 cm
2. Which of the following fractions is greater than 3/5 and less than 6/7:
(a) 7/8
(b) 1/3
(c) 2/3
(d) 1/2
3. The average mathematics marks of two Sections A and B of Class IX in the annual examination is 74. The average marks of Section A is 77.5 and that of Section B is 70. The ratio of the number of students of Section A and B is :
(a) 5 : 6
(b) 7 : 7
(c) 8 : 7
(d) 6 : 7
4. The diameter of a wheel is 98 cm. The number of revolutions in which it will have to cover a distance of 1540 m is :
(a) 400
(b) 600
(c) 500
(d) 1000
5. A work can be finished in 16 days by twenty women. The same work can be finished in fifteen days by sixteen men. The ratio between the capacity of a man and a woman is :
(a) 2 : 4
(b) 4 : 3
(c) 2 : 3
(d) 3 : 6
6. A hill and a tower are standing on the same plane. The angle of elevation of top of the hill at the foot of the tower is 60 degree, and the angle of top of the tower from the foot of the hill is 30 degree. If the height of tower is 50m. High find the height of the hill :
(a) 120 m
(b) 150 m
(c) 175
(d) 200 m
7. Rahil took a bus from home to market, that travels at 40 kmph. While walking back at 4 kmph, halfway through, he suddenly realized he was getting late and he cycled back the remaining distance in 30 kmph. Find the average speed:
(a) 6.5 kmph
(b)12.0 kmph
(c)28.5 kmph
(d) none of these
8. X,Y and Z together earn Rs.1620 in 9 days. X and Z can earn Rs.600 in 5 days. Y and Z in 7 days can earn Rs.910. How much amount does Z can earn per day:
(a) 20 Rs.
(b) 30 Rs.
(c) 70 Rs.
(d) 40 Rs.
9. If the length of a rectangle park is halved and its breadth is tripled, what is the percentage change in its area:
(a) 20% increase
(b) 20 % decrease
(c) 50 % decrease
(d) 50% increase
10. Evaluate (3.82 *3.82 −1.22*1.22 )/ (3.8−1.2)
(a) 2.5
(b) 3.5
(c) 5
(d) None of these
ANSWER KEY:
1. D
2. C
3. C
4. C
5. B
6. B
7. B
8. C
9. D
10. C
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