Considering the alarming importance of CSAT in UPSC CSE Prelims exam and with enormous requests we received recently, InsightsIAS has started Daily CSAT Test to ensure students practice CSAT Questions on a daily basis. Regular Practice would help one overcome the fear of CSAT too.We are naming this initiative as Insta– DART – Daily Aptitude and Reasoning Test. We hope you will be able to use DART to hit bull’s eye in CSAT paper and comfortably score 100+ even in the most difficult question paper that UPSC can give you in CSP-2021. Your peace of mind after every step of this exam is very important for us.
Looking forward to your enthusiastic participation (both in sending us questions and solving them on daily basis on this portal).
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Question 1 of 5
1. Question
A training programme starts at 8:15 am and finishes at 12:00 noon. Three sessions of equal duration are conducted with a break of 15 minutes after each session except the last. The duration of each session is:
Correct
Answer: (b)
Solution:
Given that,
Start time = 8:15 am
End time = 12:00 noonTotal time = 3 hours 45 minutes = 225 minutes
Number of sessions = 3
Number of breaks = 2Total break time = minutes
Total session time = minutes
Duration of each session:
=195/3=65 Min
Incorrect
Answer: (b)
Solution:
Given that,
Start time = 8:15 am
End time = 12:00 noonTotal time = 3 hours 45 minutes = 225 minutes
Number of sessions = 3
Number of breaks = 2Total break time = minutes
Total session time = minutes
Duration of each session:
=195/3=65 Min
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Question 2 of 5
2. Question
A person is standing on the 2nd step from the bottom of a staircase. If he has to climb 6 more steps to reach exactly the middle step, how many steps does the staircase have?
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Question 3 of 5
3. Question
Two alarm clocks ring at regular intervals of 36 seconds and 45 seconds. If they first beep together at 10:00 am, at what time will they beep together again for the first time?
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Question 4 of 5
4. Question
In a multiplication exercise, a child reverses the digits of both numbers but surprisingly gets the same product as the original. Which of the following pairs of numbers is correct?
Correct
Answer: (c)
Solution:
(a) 16 × 42 = 672
Reversed → 61 × 24 = 1464(b) 27 × 18 = 486
Reversed → 72 × 81 = 5832(c) 12 × 63 = 756
Reversed → 21 × 36 = 756(d) 34 × 21 = 714
Reversed → 43 × 12 = 516Hence, option (c) is correct.
Incorrect
Answer: (c)
Solution:
(a) 16 × 42 = 672
Reversed → 61 × 24 = 1464(b) 27 × 18 = 486
Reversed → 72 × 81 = 5832(c) 12 × 63 = 756
Reversed → 21 × 36 = 756(d) 34 × 21 = 714
Reversed → 43 × 12 = 516Hence, option (c) is correct.
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Question 5 of 5
5. Question
How many zeroes are there at the end of the following product?
2*5*10*15*20*25*30*40











