# (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 = ?