Small Quiz

3

QUESTION 1

A wire can be bent in the form of a circle of radius 56cm. If it is bent in the form of a square, then its area will be

7774

7744

7444

7272

QUESTION 2

 A pupil's marks were wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half. The number of pupils in the class is 

30

50

35

40

QUESTION 3

Find the speed of stream if a boat covers 36 km in downstream in 6 hours which is 3 hours less in covering the same distance in upstream?

2

4

1

3

QUESTION 4

There is 60% increase in an amount in 6 years at simple interest. What will be the compound interest of Rs. 12,000 after 3 years at the same rate

3972

3800

2972

2543

QUESTION 5

 

Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together ?

15

12

18

16

QUESTION 6

Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30º and 45º respectively. If the lighthouse is 100 m high, the distance between the two ships is:

173

73

273

200

QUESTION 7

A, B, C rent a pasture. A puts 10 oxen for 7 months, B puts 12 oxen for 5 months and C puts 15 oxen for 3 months for grazing. If the rent of the pasture is Rs. 175, how much must C pay as his share of rent?

45

90

20

36

QUESTION 8

The value of a machine depreciates at the rate of 10% every year. It was purchased 3 years ago. If its present value is Rs. 8748, its purchase price was :

10000

8000

3000

12000

QUESTION 9

 

12 people at a party shake hands once with everyone else in the room.How many handshakes took place?

66

24

120

48

QUESTION 10

Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 3 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank 

120

60

105

140