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
Series: 2, 1, (1/2), (1/4), … What number should come next?
Correct
Answer: Option B
Explanation:
This is a simple division series; each number is one-half of the previous number.
In other terms to say, the number is divided by 2 successively to get the next result.
4/2 = 2 2/2 = 1 1/2 = 1/2 (1/2)/2 = 1/4 (1/4)/2 = 1/8 and so on.
Incorrect
Answer: Option B
Explanation:
This is a simple division series; each number is one-half of the previous number.
In other terms to say, the number is divided by 2 successively to get the next result.
4/2 = 2 2/2 = 1 1/2 = 1/2 (1/2)/2 = 1/4 (1/4)/2 = 1/8 and so on.
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Question 2 of 5
2. Question
Series: 7, 10, 8, 11, 9, 12, … What number should come next?
Correct
Answer: Option B
Explanation:
This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtarcted
Incorrect
Answer: Option B
Explanation:
This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtarcted
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Question 3 of 5
3. Question
Series: 53, 53, 40, 40, 27, 27, … What number should come next?
Correct
Answer: Option B
Explanation:
In this series, each number is repeated, then 13 is subtracted to arrive at the next number.
Incorrect
Answer: Option B
Explanation:
In this series, each number is repeated, then 13 is subtracted to arrive at the next number.
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Question 4 of 5
4. Question
Series: 21, 9, 21, 11, 21, 13, 21, … What number should come next?
Correct
Answer: Option B
Explanation:
In this alternating repetition series, the random number 21 is interpolated every other number into an otherwise simple addition series that increases by 2, beginning with the number 9.
Incorrect
Answer: Option B
Explanation:
In this alternating repetition series, the random number 21 is interpolated every other number into an otherwise simple addition series that increases by 2, beginning with the number 9.
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Question 5 of 5
5. Question
Series: 14, 28, 20, 40, 32, 64, … What number should come next?
Correct
Answer: Option B
Explanation:
This is an alternating multiplication and subtracting series: First, multiply by 2 and then subtract 8.
Incorrect
Answer: Option B
Explanation:
This is an alternating multiplication and subtracting series: First, multiply by 2 and then subtract 8.
