(Paper) COSL Placement Paper (Aptitude)

Paper: COSL Placement Paper (Aptitude)


1. Factorize y**2 + 8y - 48 =0
Ans. (y+12) (y-4)

2. 1,40,00,000 pencils are put up straight. all the pencils are of length range 3 to 6 inches. 80% of the pencils have average of five inches. so the find out the total length spanned by the pencils.
Ans. 1000 to 1500 miles.

3. boys are not girl . Jill is not a girl
ans Jill is not a girl.

4. Price of cotton today is 50 corore what will it be after 100 years
ans c) unknown

5. if ELECTRICITY - GAS =100
then JACK - JILL = ?

6. 8 man work for 6 days to complete a work. How many men are required to complete same work in 1/2 day. Ans. 96 men.

7. a man is running around a rectangle it takes time 2 time in traveling length than traveling width total perimeter = 300 find area
ans 5000

8. A man drives at a speed of 40 miles/hr. His wife left 30 mins. late with 50 miles/hr speed. when will they meet ? Ans. 2 hours

9. A farmer walks at constant speed on the perimeter of his rectangular field. it takes him twice the time to cover longer side than shorter side. if he walks total 300 m . then find out the area of field? Ans. 5000 sq.m

10. There were some questions on series :
21, 463, 687, 238, 1134, ---- Ans. 297
0, 6, 24, 120, 210, ---, ----

11. REPUBLICAN = 108 so DEMOCRATE = ? (it is diffcult. i made guess on 84 )

12. if ELECTRICITY - GAS =100
then JACK - JILL = ?

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