Sign up now
to enroll in courses, follow best educators, interact with the community and track your progress.
Download
Part 35 CSAT Q36 - Q38
4 plays

More
Part 35 Q36 -Q38

AAKRITI
Graduate in Biology Completed M.Sc. in Zoology Power is gained by sharing knowledge not hoarding it.

U
Unacademy user
thank u soo much sir.... please include computer graphics also ..as m preparing for NET CS
Sanchit Jain
3 months ago
Thank you for the feedback arti, will do that soon
Sanchit Jain
3 months ago
https://unacademy.com/subscribe/PESHE Get a subscription using our referral code: knowledge_gate And get minimum 10% off
  1. UPSC CSE 2018 PRELIMS CSAT Part 35 AS EXAM Indian Administrative ServicesBY: AAKRITI


  2. 36. A bag contains 15 red balls and 20 black balls. Each ball is numbered either 1 or 2 or 3 20% of the red balls are numbered 1 and 40% of them are numbered 3. Similarly, among the blaclk balls, 45% are numbered 2 and 30% are numbered 3. A boy picks a ball at random. He wins if the ball is red and numbered 3 or if it is black and numbered 1 or 2. What are the chances of his winning? (b) 4/7 (c) 5/9 (d) 12/13


  3. Total = 35 45% =2,25%=1 loo 3 00 3s 00 3S


  4. Answer. b


  5. 37. Two persons, A and B are running on a circular track. At the start, B is ahead of A and their positions make an angle of 30 at the centre of the circle. When A reaches the point diametrically opposite to his starting point, he meets B. What is the ratio of speeds of A and B, if they are running with uniform speeds? (a) 6:5 (b)4:3 (d) 4:2


  6. Solutia A 130 360 So, Rat t Speed 130 180 tso


  7. Answer. a


  8. 38. 19 boys turn out for playing hockey. Of these, 11 are wearing hockey shirts and 14 are wearing hockey pants. There are no boys without shirts and pants. What is the number of boys wearing full uniform? (a) 3 (b) 5 (c) 6 (d) 8


  9. Solutia s weRY (11 + 14-)-19


  10. Answer. c