Mathematics questions that examiners keep bringing back: each of these 5
questions has appeared in at least 5 different solved papers in the GK360 archive
(611 papers, 55184 MCQs counted). Verified answers and
explanations on every card.
Q 1 Mathematics 6 papers
A man takes 50 minutes to cover a certain distance at a speed of 6 km/hr. If he walks with a speed of 10 km/hr, he covers the same distance in:
A
20 minutes
B
30 minutes
Correct
C
40 minutes
D
45 minutes
View answer & explanation
Ans: 30 minutes
Correct Answer: 30 minutes
Distance = Speed x Time = 6 * (50/60) = 5 km. New time = Distance / New Speed = 5 / 10 = 0.5 hours, which equals 30 minutes.
Appears in 6 papers: PPSC Labour Inspector (BS-14) Past Paper 2019 Solved (2019) · Assistant Minorities and Religious Division Past Paper 2011 Solved (2011) · Assistant Director Past Paper 2010 Solved (2010) · Research Officer, National Assembly Past Paper 2008 Solved (2008) · Assistant Planning Division Past Paper 2007 Solved (2007) · Junior Admin Officer Past Paper 2004 Solved (2004)
Q 2 Mathematics 5 papers
10 men can complete a job in 14 days. How long will it take 4 men to finish the same job if they work at the same rate?
A
33 days
B
35 days
Correct
C
37 days
D
39 days
View answer & explanation
Ans: 35 days
Correct Answer: 35 days
Ten men in 14 days is 140 man-days, so 4 men take 140 divided by 4, which is 35 days.
Appears in 5 papers: Assistant Minorities and Religious Division Past Paper 2011 Solved (2011) · Research Officer, National Assembly Past Paper 2008 Solved (2008) · Assistant Planning Division Past Paper 2007 Solved (2007) · Inspector ASF Past Paper 2004 Solved (2004) · Junior Admin Officer Past Paper 2004 Solved (2004)
Q 3 Mathematics 5 papers
A man pays 10% of his income, as income tax. If his income tax amounts to Rs. 1500, what is his income?
A
Rs.13000
B
Rs.15000
Correct
C
Rs.17000
D
Rs.19000
View answer & explanation
Ans: Rs.15000
Correct Answer: Rs.15000
If 10% of income is Rs. 1500, the income is 1500 divided by 0.10, which is Rs. 15000.
Appears in 5 papers: Assistant Director Past Paper 2014 Solved (2014) · Assistant Minorities and Religious Division Past Paper 2011 Solved (2011) · Research Officer, National Assembly Past Paper 2008 Solved (2008) · Assistant Director, Cabinet Division Past Paper 2004 Solved (2004) · Inspector ASF Past Paper 2004 Solved (2004)
Q 4 Mathematics 5 papers
In the exam 45% students failed and 550 students were successful. The total number of students who appeared in the exam were?
A
1000
Correct
B
900
C
1500
D
800
View answer & explanation
Ans: 1000
Correct Answer: 1000
If 45% failed, 55% passed, so 550 successful students imply a total of 550 / 0.55 = 1000 students.
Appears in 5 papers: Assistant Director Past Paper 2014 Solved (2014) · Assistant Director, Ministry of Overseas & Human Resources Past Paper 2011 Solved (2011) · Patrol Officer Motorways Police Past Paper 2010 Solved (2010) · Assistant Director, Ministry of Foreign Affairs Past Paper 2008 Solved (2008) · Assistant Director, Establishment Division Past Paper 2001 Solved (2001)
Q 5 Mathematics 5 papers
There are four numbers. Average of the first three is 15 and that of the last three is 16. If the last number is 19 find the first number:
A
16
Correct
B
18
C
20
D
21
View answer & explanation
Ans: 16
Correct Answer: 16
The first three numbers sum to 45 and the last three to 48; with the last number 19, the middle two sum to 29, so the first number is 45 minus 29, which is 16.
Appears in 5 papers: Assistant Minorities and Religious Division Past Paper 2011 Solved (2011) · Assistant Planning Division Past Paper 2010 Solved (2010) · Inspector Past Paper 2010 Solved (2010) · Inspector ASF Past Paper 2004 Solved (2004) · Junior Admin Officer Past Paper 2004 Solved (2004)
Frequently asked questions
Which Mathematics question is repeated the most?
"A man takes 50 minutes to cover a certain distance at a speed of 6 km/hr. If he walks with a speed of 10 km/hr, he covers the same distance in:" is the most repeated Mathematics question in the archive — it has appeared in 6 different solved papers. Every question on this page has appeared in at least 5.
How are most-repeated Mathematics MCQs counted?
The count runs over all 611 solved papers on GK360 (55184 MCQs). Question stems are normalised and matched exactly; a Mathematics question qualifies when it appears in 5 or more different papers.
Are the answers and explanations reliable?
Yes. The version shown for each question is the one carrying a written explanation where the bank holds one, and every answer passed the same three-way verification as the past papers themselves.
Where can I practise more Mathematics MCQs?
Open the Topic MCQs index for Mathematics topic pages with up to 100 questions each, or build a timed Mathematics set in the free Quiz Builder.
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