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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 10
1. Question
Find the next number in the series given below:
1, 3, 7, 13, 21, 31,?
Correct
Correct Answer: D
Explanation:
The next number has an increasing difference which is two more than the difference between the last two no’s of the sequence.
3 – 1 = 2
7 – 3 = 4
13 – 7 = 6
21 – 13 =8
31 – 21 = 10
33 – 31 = 12
Incorrect
Correct Answer: D
Explanation:
The next number has an increasing difference which is two more than the difference between the last two no’s of the sequence.
3 – 1 = 2
7 – 3 = 4
13 – 7 = 6
21 – 13 =8
31 – 21 = 10
33 – 31 = 12
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Question 2 of 10
2. Question
The wrong term in the below number series is:
7, 28, 63, 124, 215, 342, 511 is
Correct
Correct Answer: C
Explanation:
The Pattern of the given series is:
23 – 1 = 7
33 – 1 = 26
43 – 1 = 63
53 – 1 = 124
63 – 1 = 215
73 – 1 = 342
83 – 1 = 511
Hence, in the given series 28 is wrong, it should be 26.
Incorrect
Correct Answer: C
Explanation:
The Pattern of the given series is:
23 – 1 = 7
33 – 1 = 26
43 – 1 = 63
53 – 1 = 124
63 – 1 = 215
73 – 1 = 342
83 – 1 = 511
Hence, in the given series 28 is wrong, it should be 26.
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Question 3 of 10
3. Question
In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is?
Correct
Correct Answer: A
Explanation:
Divisor = 46 × 5 = 230
Quotient = 230/10 = 23
Therefore, Dividend = 23 × 230 + 46 = 5336
Incorrect
Correct Answer: A
Explanation:
Divisor = 46 × 5 = 230
Quotient = 230/10 = 23
Therefore, Dividend = 23 × 230 + 46 = 5336
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Question 4 of 10
4. Question
42% of a number is 357. What is 63% of that number?
Correct
Correct Answer: D
Explanation:
42*X/100 = 357
X = 357 * 100 / 42
63% of X = (63*357*100) / (42*100)
On solving the above equation,
63% of X = 535.5
Incorrect
Correct Answer: D
Explanation:
42*X/100 = 357
X = 357 * 100 / 42
63% of X = (63*357*100) / (42*100)
On solving the above equation,
63% of X = 535.5
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Question 5 of 10
5. Question
On dividing a number by 56, we get 29 as remainder. On dividing the same number by 8, what will be the remainder?
Correct
Correct Answer: B
Explanation:
Remainder on dividing by 56 = 29.
Remainder on dividing the same number by 8 is always equals to
Remainder on dividing 29 by 8 = 5
Incorrect
Correct Answer: B
Explanation:
Remainder on dividing by 56 = 29.
Remainder on dividing the same number by 8 is always equals to
Remainder on dividing 29 by 8 = 5
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Question 6 of 10
6. Question
If the first day of the leap year is Friday then what day will be the last day of the year?
Correct
Correct Answer: B
Explanation:
Leap year has 366 days
After Friday, total days left = 365 days365/7 = 1 odd day (Remainder is taken as odd day)
So, Last day will be Friday + 1 = Saturday.
Leap year = Friday+1 = Saturday.
If it’s not leap year,Ordinary year = Same Friday.
Incorrect
Correct Answer: B
Explanation:
Leap year has 366 days
After Friday, total days left = 365 days365/7 = 1 odd day (Remainder is taken as odd day)
So, Last day will be Friday + 1 = Saturday.
Leap year = Friday+1 = Saturday.
If it’s not leap year,Ordinary year = Same Friday.
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Question 7 of 10
7. Question
Directions (7 to 9): Read the following information carefully and answer the question that follows:
There are six persons Abhay, Deepak, Mohan, Nakul, Joya and Fabeha, who got different marks in the examination. Abhay got less marks than only Mohan and Fabeha. Deepak got more marks than Joya, who did not get the lowest marks in the examination. The second lowest person got 65 marks.
How many persons got more marks than Mohan?
Correct
Correct Answer: D
Explanation:
1) Abhay got less marks than only Mohan and Fabeha.
Mohan / Fabeha > Abhay > ……… > ………. > …………
2) Deepak got more marks than Joya, who did not get the lowest marks in the examination.
Mohan / Fabeha > Abhay > Deepak > Joya > …………
3) The second lowest person got 65 marks.
Mohan / Fabeha > Abhay > Deepak > Joya(65) > Nakul
(As only Nakul is left, he will be the person with lowest marks)
Since the marks position of Mohan and Fabeha are not known.
Hence, Answer is cannot be determined.
Incorrect
Correct Answer: D
Explanation:
1) Abhay got less marks than only Mohan and Fabeha.
Mohan / Fabeha > Abhay > ……… > ………. > …………
2) Deepak got more marks than Joya, who did not get the lowest marks in the examination.
Mohan / Fabeha > Abhay > Deepak > Joya > …………
3) The second lowest person got 65 marks.
Mohan / Fabeha > Abhay > Deepak > Joya(65) > Nakul
(As only Nakul is left, he will be the person with lowest marks)
Since the marks position of Mohan and Fabeha are not known.
Hence, Answer is cannot be determined.
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Question 8 of 10
8. Question
Who scored the third highest marks?
Correct
Correct Answer: A
Explanation:
Mohan / Fabeha > Abhay > Deepak > Joya(65) > Nakul
Mohan/Fabeha got 1st rank.
Mohan/Fabeha got 2nd rank.
Abhay got 3rd rank.
Incorrect
Correct Answer: A
Explanation:
Mohan / Fabeha > Abhay > Deepak > Joya(65) > Nakul
Mohan/Fabeha got 1st rank.
Mohan/Fabeha got 2nd rank.
Abhay got 3rd rank.
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Question 9 of 10
9. Question
Who scored the second lowest marks of 65?
Correct
Correct Answer: C
Explanation:
Mohan / Fabeha > Abhay > Deepak > Joya(65) > Nakul
Incorrect
Correct Answer: C
Explanation:
Mohan / Fabeha > Abhay > Deepak > Joya(65) > Nakul
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Question 10 of 10
10. Question
If RAMON is written as 12345 and DINESH as 675849, then HAMAM will be written as
Correct
Correct Answer: B
Explanation:
RAMON is written as 12345. So,
- R = 1
- A = 2
- M = 3
- O = 4
- N = 5
DINESH is written as 675849. So,
- D = 6
- I = 7
- N = 5
- E = 8
- S = 4
- H = 9
HAMAM can be written as
- H =9
- A =2
- M =3
- A =2
- M =3
HAMAM = 92323
Incorrect
Correct Answer: B
Explanation:
RAMON is written as 12345. So,
- R = 1
- A = 2
- M = 3
- O = 4
- N = 5
DINESH is written as 675849. So,
- D = 6
- I = 7
- N = 5
- E = 8
- S = 4
- H = 9
HAMAM can be written as
- H =9
- A =2
- M =3
- A =2
- M =3
HAMAM = 92323
