CSAT (Civil Services Aptitude Test) | UPSC | CIVIL SERVICES | Practice Question with Solution | Previous Year question | 2020 | part 2

CSAT Practice Question

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Question no. 21

What is the least four digit number when divided by 3 , 4 , 5 and 6 leaves a remainder 2 in each case ? [CSAT 2020]

looks_one 1012

looks_two 1022

looks_3 1122

looks_4 1222

Option looks_two 1022

Solution :

Question no. 22

The recurring decimal representation 1.272727.... is equivalent to [CSAT 2020]

looks_one 13/11

looks_two 14/11

looks_3 127/99

looks_4 137/99

Option looks_two 14/11

Solution :

Question no. 23

What is the greatest length x such that and are integral multiplers of x ? [CSAT 2020]

looks_one

looks_two

looks_3

looks_4

Option looks_4

Solution :

Question no. 24

Consider the following data :

Year	birth rate	death rate
1911 - 1921	48.1	35.5
1921 - 1931	46.4	36.3
1931 - 1941	45.2	31.2
1941 - 1951	39.9	27.4
1951 - 1961	41.7	22.8
1961 - 1971	41.1	18.9
1971 - 1981	37.1	14.8

For which period was the natural growth rate maximum ? [CSAT 2020]

looks_one 1911 - 1921

looks_two 1941 - 1951

looks_3 1961 - 1971

looks_4 1971 - 1981

Option looks_4 1971 - 1981

Solution :

Question no. 25

What is the missing term @ in the following ?
ACPQ : BESU :: MNGI : @ [CSAT 2020]

looks_one NPJL

looks_two NOJM

looks_3 NPIL

looks_4 NPJM

Option looks_4 NPJM

Solution :

Question no. 26

What is the largest number among the following ? [CSAT 2020]

looks_one(1/2)^-6

looks_two (1/4)^-3

looks_3 (1/3)^-4

looks_4 (1/6)^-2

Option looks_3 (1/3)^-4

Solution :

Question no. 27

The letters from A to Z are numbered from 1 to 26 respectively. If GHI = 1578 and DEF = 912 , then what is ABC equal to ? [CSAT 2020]

looks_one 492

looks_two 468

looks_3 262

looks_4 246

Option looks_4 246

Solution :

Question no. 28

A shop owner offer the following discount options on an article to a customer :
1. Successive discounts of 10 % and 20 % and then pay a service tax of 10 % .
2. Successive discounts of 20 % and 10 % and then pay a service tax of 10 % .
3. pay a service tax first , successive discounts of 20 % and 10 % .
Which one of the following is correct? [CSAT 2020]

looks_one Only 1 is the best option for the customer

looks_two Only 2 is the best option for the customer

looks_3 3 only is the best option for the customer

looks_4 all the options are equally good for customers

Option

Solution :

Question no. 29

A car travels from a place X to place Y at an average speed of v km/hr , from Y to X at an average speed of 2v km/hr , again from X to Y at an average speed of 3v km/hr and again from Y to X at an average speed of 4v km/hr . then the average speed of the car for the entire journey [CSAT 2020]

looks_one is less than v km/hr

looks_two lies betwwen v and 2v km/hr

looks_3 lies between 2v and 3v km/hr

looks_4 lies between 3v and 4v km/hr

Option looks_two lies betwwen v and 2v km/hr

Solution :

Question no. 30

How many zeroes are there at the end of the following product ?
1✕5✕10✕15✕20✕25✕30✕35✕40✕45✕50✕55✕60 [CSAT 2020]

looks_one 10

looks_two 12

looks_3 14

looks_4 15

Option looks_one 10

Solution :

Question no. 31

Let XYZ be a three digit number , where (X + Y + Z) is not a multiple of 3. then (XYZ + YZX + ZXY) is not divisible by [CSAT 2020]

looks_one 3

looks_two 9

looks_3 37

looks_4 (X + Y + Z)

Option

Solution :

Question no. 32

Let p,q ,r and s be natural numbers such that p - 2016 = q + 2017 = r - 2018 = s + 2019
Which one of the following is the largest natural number? [CSAT 2020]

looks_one p

looks_two q

looks_3 r

looks_4 s

Option

Solution :

Question no. 33

How many five digit prime number can be obtained by using all the digits 1 , 2 , 3 ,4 and 5 without repetition of digits [CSAT 2020]

looks_one Zero

looks_two One

looks_3 Nine

looks_4 Ten

Option

Solution :

Question no. 34

In the sum ✇ + 1✇ + 5✇ + ✇✇ + ✇1 = 1✇✇ for which digit does the sysmbol ✇ stand ? [CSAT 2020]

looks_one 2

looks_two 3

looks_3 4

looks_4 5

Option

Solution :

Question no. 35

If you have two straight sticks of length 7.5 feet and 3.25 feet. What is the minimum length can you measure ? [CSAT 2020]

looks_one 0.05 foot

looks_two 0.25 foot

looks_3 1 foot

looks_4 3.25 feet

Option

Solution :

Question no. 36

A simple mathematical operation in each number of the sequence 14 ,18 , 20 , 24 , 30 , 34 , .... results in a sequence with respect to prime numbers , which one of the following is the next number in the sequence? [CSAT 2020]

looks_one 34

looks_two 36

looks_3 38

looks_4 40

Option

Solution :

Question no. 37

One page is torn from a booklet whose pages are numbered in the usual manner starting from the first page as 1 . the sum of the numbers on the remaining pages is 95. The torn page contains which of the following numbers ? [CSAT 2020]

looks_one 5,6

looks_two 7,8

looks_3 9,10

looks_4 11,12

Option

Solution :

Question no. 38

Consider the following arrangement that has some missing letters :
abab_b_bcb_dcdcded_d
The missing letters which complete the arrangement are [CSAT 2020]

looks_one a,b,c,d

looks_two a,b,d,e

looks_3 a,c,c, e

looks_4 b,c,d,e

Option

Solution :

Question no. 39

Let A3BC and DE2F be four digit numbers where each letter represents a different digit greater than 3 . If the sum of the numbers is 15902, then what is the difference between the values of A and D ? [CSAT 2020]

looks_one 1

looks_two 2

looks_3 3

looks_4 4

Option

Solution :

Question no. 40

Two Statements S1 and S2 are given below followed By a Question :
S1 : There are not more than two figures on any page of a 51 page book
S2 : There is at least one figure on every page.
Question :
Are there more than 100 figures in that book?
Which one of the following is correct in respect of the above statements and the question ? [CSAT 2020]

looks_one Both S1 and S2 are sufficient to answer the question , but neither S1 alone nor S2 alone is sufficient to answer the question.

looks_two S1 alone is sufficient to answer the question

looks_3 S1 and S2 together are not sufficient to answer the Question

looks_4 S2 alone is sufficient to answer the question

Option

Solution :

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