1
UPSC Civil Service Prelims Paper II 2021 (CSAT)
MCQ (Single Correct Answer)
+2.5
-0.83
Change Language
When a certain number is multiplied by 7, the product entirely comprises ones only (1111....). What is the smallest such number?
A
15713
B
15723
C
15783
D
15873
2
UPSC Civil Service Prelims Paper II 2021 (CSAT)
MCQ (Single Correct Answer)
+2.5
-0.83
Change Language
A man completes 7/8 of a job in 21 days. How many more days will it take him to finish the job if quantum of work further increased by 50%?
A
24
B
21
C
18
D
15
3
UPSC Civil Service Prelims Paper II 2021 (CSAT)
MCQ (Single Correct Answer)
+2.5
-0.83
Change Language
Jay and Vijay spent an equal amount of money to buy some pens and special pencils of the same quality from the same store. If Jay bought 3 pens and 5 pencils, and Vijay bought 2 pens and 7 pencils, then which one of the following is correct?
A
A pencil costs more than a pen
B
The price of a pencil is equal to that of a pen
C
The price of a pen is two times the price of a pencil
D
The price of a pen is three times the price of a pencil
4
UPSC Civil Service Prelims Paper II 2021 (CSAT)
MCQ (Single Correct Answer)
+2.5
-0.83
Change Language
P scored 40 marks more than Q in the examination. If Q scores 10% less marks than P, then how much did Q score?
A
360
B
380
C
400
D
420
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