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CSAT Set - 01
CSAT · 5 Questions
Question 1
If the average of 5 consecutive even numbers is 20, what is the largest number?
- A 22
- B 24
- C 20
- D 18
✓ Correct Answer: Option B
Explanation:
If the average of 5 consecutive even numbers is 20, the numbers are 16, 18, 20, 22, 24. The largest is 24.
If the average of 5 consecutive even numbers is 20, the numbers are 16, 18, 20, 22, 24. The largest is 24.
Question 2
A train travels 60 km in 1 hour. In how many minutes will it travel 25 km?
- A 20 minutes
- B 25 minutes
- C 30 minutes
- D 15 minutes
✓ Correct Answer: Option B
Explanation:
Speed = 60 km/h = 1 km/min. Time for 25 km = 25 minutes.
Speed = 60 km/h = 1 km/min. Time for 25 km = 25 minutes.
Question 3
If A is the brother of B, B is the sister of C, and C is the son of D, how is A related to D?
- A Son
- B Daughter
- C Son or Daughter
- D Cannot be determined
✓ Correct Answer: Option C
Explanation:
A is related to C (who is D's son). Since we don't know A's gender, A could be D's son or daughter.
A is related to C (who is D's son). Since we don't know A's gender, A could be D's son or daughter.
Question 4
What comes next in the series: 2, 6, 12, 20, 30, ?
- A 40
- B 42
- C 44
- D 36
✓ Correct Answer: Option B
Explanation:
The differences are 4, 6, 8, 10, 12... So next is 30 + 12 = 42.
The differences are 4, 6, 8, 10, 12... So next is 30 + 12 = 42.
Question 5
If BOOK is coded as CPPL, then PAPER is coded as?
- A QBQFS
- B QCQFS
- C QCQGR
- D RCQFS
✓ Correct Answer: Option A
Explanation:
Each letter is shifted by +1. P→Q, A→B, P→Q, E→F, R→S. So PAPER = QBQFS.
Each letter is shifted by +1. P→Q, A→B, P→Q, E→F, R→S. So PAPER = QBQFS.
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