Basic Numeracy
Sequence And Series
MCQ (Single Correct Answer)
Elementary Algebra
MCQ (Single Correct Answer)
Sets, Relations and Functions
MCQ (Single Correct Answer)
Permutations and Combinations
MCQ (Single Correct Answer)
Clocks, Calendars and Directions
MCQ (Single Correct Answer)
1
UPSC Civil Service Prelims Paper II 2021 (CSAT)
MCQ (Single Correct Answer)
+2.5
-0.83
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
UPSC Civil Service Subjects
History of India
Science and Technology
Geography
Ecology and Environment
Indian Polity and Governance
Economy
Current Affairs
Comprehension
Basic Numeracy
Logical Reasoning and General Mental Ability
Data Interpretation and Sufficiency