Arithmetic (IAS Prelims CSAT Paper-II (Aptitude)): Questions 4 - 6 of 8

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Question number: 4

» Arithmetic » Basic Statistics

Appeared in Year: 2014

MCQ▾

Question

The following table shows the marks obtained by two students in different subjects:

Marks of the students obtained in various subjects

Details of the marks of the various students obtained across subjects.

Student A

Maximum Marks

Student B

Maximum Marks

English

60

100

80

150

Psychology

70

100

70

100

History

50

100

60

100

Sanskrit

30

50

15

25

The difference in the mean aggregate percentage marks of the students is

Choices

Choice (4) Response

a.

2.5%

b.

13.75%

c.

Zero

d.

1.25%

Question number: 5

» Arithmetic » HCF and LCM

Appeared in Year: 2014

MCQ▾

Question

A bell rings every 18 minutes. A second bell rings every 24 minutes. A third bell rings every 32 minutes. If all the three bells ring at the same time at 8 o’clock in the morning, at what other time will they all ring together?

Choices

Choice (4) Response

a.

12: 48 hrs

b.

13: 04 hrs

c.

12: 40 hrs

d.

12: 56 hrs

Question number: 6

» Arithmetic » Sets and Venn Diagrams

Appeared in Year: 2014

MCQ▾

Question

There are 50 students admitted to a nursery class. Some students can speak only English and some can speak only Hindi. 10 students can speak both English and Hindi. If the number of students who can speak English is 21, then how many students can speak Hindi, how many can speak only Hindi and how many can speak only English?

Choices

Choice (4) Response

a.

21, 11 and 29 respectively

b.

37, 27 and 13 respectively

c.

28, 18 and 22 respectively

d.

39, 29 and 11 respectively

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