Insta–DART (Daily Aptitude and Reasoning Test) 31 March 2021
Insta–DART (Daily Aptitude and Reasoning Test) 2020 - 21
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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).
Wish you all the best ! 🙂
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Question 1 of 5
1. Question
80, 10, 70, 15, 60, … What number should come next?
Correct
Ans-A
This is an alternating addition and subtraction series. In the first pattern, 10 is subtracted from each number to arrive at the next. In the second, 5 is added to each number to arrive at the next.
Incorrect
Ans-A
This is an alternating addition and subtraction series. In the first pattern, 10 is subtracted from each number to arrive at the next. In the second, 5 is added to each number to arrive at the next.
Question 2 of 5
2. Question
8, 6, 9, 23, 87 , … What number should come next?
Correct
Answer: D
8 x 1 – 2 = 6
6 x 2 – 3 = 9
9 x 3 – 4 = 23
23 x 4 – 5 = 87
87 x 5 – 6 = 429
Incorrect
Answer: D
8 x 1 – 2 = 6
6 x 2 – 3 = 9
9 x 3 – 4 = 23
23 x 4 – 5 = 87
87 x 5 – 6 = 429
Question 3 of 5
3. Question
5, 11, 24.2, 53.24, ?, 257.6816
Correct
Solution: D
The solution of the series is as follows.
5 x 2.2 = 11
11 x 2.2 = 24.2
24.2 x 2.2 = 53.24
53.24 x 2.2 = 117.128
117.128 x 2.2 = 257.6816
Hence, the correct answer is 117.128
Incorrect
Solution: D
The solution of the series is as follows.
5 x 2.2 = 11
11 x 2.2 = 24.2
24.2 x 2.2 = 53.24
53.24 x 2.2 = 117.128
117.128 x 2.2 = 257.6816
Hence, the correct answer is 117.128
Question 4 of 5
4. Question
4096, 1024, 256, ?, 16, 4
Correct
Solution:A
The solution of the series is as follows.
4096 / 4 = 1024
1024 / 4 = 256
256 / 4 = 64
64 / 4 = 16
16 / 4 = 4
Hence, the correct answer is 64.
Incorrect
Solution:A
The solution of the series is as follows.
4096 / 4 = 1024
1024 / 4 = 256
256 / 4 = 64
64 / 4 = 16
16 / 4 = 4
Hence, the correct answer is 64.
Question 5 of 5
5. Question
2, 29, 4, 25, 6, ?, 8, 17
Correct
Solution-B
The solution of the series is as follows.
2 + 2 = 4
4 + 2 = 6
6 + 2 = 8
Similarly,
29 – 4 = 25
25 – 4 = 21
21 – 4 = 17
Hence, the correct answer is 21.
Incorrect
Solution-B
The solution of the series is as follows.
2 + 2 = 4
4 + 2 = 6
6 + 2 = 8
Similarly,
29 – 4 = 25
25 – 4 = 21
21 – 4 = 17
Hence, the correct answer is 21.
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