## Report

#### Question No 1

If n is even, Which of the following cannot be odd? (1) n+3 (2) 3n (3) n^2 - 1

Solution!
3n and n^2 - 1 will always odd so in case of 3n answers will be even..

#### Question No 2

Multiply 86 by 9 and add to 13 multiplied by 6.

Solution!
86 * 9 = 774! !13 * 6 = 78! !774 + 78 = 852.

#### Question No 3

If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, what is the average marks of all the students?

Solution!
Weighted average will be more close to the average of that batch which has maximum number of students so aanswer is 54.68! !If you want to calculate it by formula then solution is! !(55*50 + 60*55 + 45*60)/(55 + 60 + 45) = 54.68.

#### Question No 4

A said to B, My mother gave birth to a child, who was neither my brother nor my sister. Can you guess who was the child?

Solution!
A's mother gave birth to A and A has no brother and no sister.!He is just talking about himself..

#### Question No 5

0 , 1 , 4 , 9 , 16 , 25 , 36 , 49 , ?

Solution!
Add 1, 3, 5, 7, etc..

#### Question No 6

If A + B means A is the brother of B; A - B means A is the sister of B and A x B means A is the father of B. Which of the following means that C is the son of M?

Solution!
M x N = M is the father of N! !N - C = N is the sister of C! !and C + F = C is the brother of F.! !Hence, M is the father of C or C is the son of M..

#### Question No 7

Choose the word which is different from the rest.

Solution!
All except Mathura are cities situated on the banks of Ganga river..

#### Question No 8

What is Antonym of RIBALD ?

Solution!
No answer description available for this question..

#### Question No 9

How many degrees will the minute hand move, in the same time in which the second hand move 4800

Solution!
Minute hand covers 480/60= 80.

#### Question No 10

0 , 100 , 6 , 94 , 12 , 88 , 18 , 82 , ? , ?

Solution!
There are two sequences interwoven.! !Add 6 starting at 0 and deduct 6 starting at 100..

#### Question No 11

The difference of the ages of two brothers is 2 and the difference of the square of their ages is 16. The age of smaller one is?

Solution!
Let present age of elder brother is y and present age of younger brother is x.! !Given that!y-x = 2 ...(1)! !and!(y^2)-(x^2) = 16!(y+x)(y-x) = 16! !Put value of (y-x) from equation(1)!2(y+x) = 16!y+x = 8 ...(2)! !By simultaneously solving equation(1) and equation(2) we have!y = 5!and!x = 3! !Hence present age of younger brother is 3 years..

#### Question No 12

How many times in a day, the hands of a clock are straight?

Solution!
In 12 hours, the hands coincide or are in opposite direction 22 times.! !So, In 24 hours, the hands coincide or are in opposite direction 44 times a day..

#### Question No 13

A train of length 150 metres is running at the speed of 20m/s. In what time will it cross a 130 metre long bridge?

Solution!
Length of the train = L1 = 150m!Length of bridge = L2 = 130m!Speed = v = 20m/s! !t = (L1 + L2)/v!t = (150+130)/20!t = 14! !Hence the train will pass the 130 meter long bridge in 14 seconds..

#### Question No 14

A is as much younger than B and he is older than C. If the sum of the ages of B and C is 50 years, what is definitely the difference between B and A's age?

Solution!
No answer description available for this question..

#### Question No 15

By selling an article for \$200 shopkeeper looses 20%. What is cost price of the article?

Solution!
Let cost price of the article is x.! !20% of x = (x*20)/100 = x/5! !Now!(x/5) + 200 = x!x+1000 = 5x!4x = 1000!x = 250! !Hence cost price of the article is 250..

#### Question No 16

John's income increased from \$12000 to \$14400. What is percentage increase in his income?

Solution!
Increase in income = 14400 - 12000 = 2400! !Percentage increase = (2400/12000)*100 = 20%.

#### Question No 17

A man can row 4.5 km an hour in still water but takes twice as long to row up a stream as down it. What is the rate of stream in km/h?

Solution!
Let rate of stream (speed of water) is x.!Man's speed in still water = u = 4.5 Km/h! !Given that!4.5+x = 2(4.5-x)!4.5+x = 9-2x!3x = 4.5!x = 1.5! !Hence rate of stream is 1.5 Km/h.

#### Question No 18

The Average age of a class of 22 students is 21 years.The average increased by 1 when the teacher's age also included.What is the age of the teacher?

Solution!
No answer description available for this question..

#### Question No 19

100 , 96.75 , 93.5 , 90.25 , 87 , ?

Solution!
Deduct 3.25 each time..

#### Question No 20

Which number is the odd one out, 8, 27, 64, 100, 125, 216, 343

Solution!
All others are perfect cube of any number but 100 is not the perfect cube of any number..

#### Question No 21

DEVANGIRI is to CYRILLIC as HINDI is to..

Solution!
No answer description available for this question..

#### Question No 22

A farmer bought a cow for Rs. 14000 and sold it for Rs. 15400. Find his profit percentage.

Solution!
Profit = 15400 - 14000 = 1400! !Profit percentage = (1400/14000)*100 = 10%.

#### Question No 23

A tells B that the old man is the father of the lady by his side. The lady is the wife of A and the old man is grandpa of B, what is the relation between A and B?

Solution!
Old man is grandpa of B and A's wife is daughter of old man its mean the lady is the mother of B.!She is also A's wife. So, B is A's son..

#### Question No 24

Find the odd man out.

Solution!
others are means of transportation..

#### Question No 25

paw is to cat as hoof is to..

Solution!
As cat has Paw similarly Horse has Hoof..

#### Question No 26

Subtract eight and nine from twenty-five.

Solution!
25 - 8 - 9 = 8.

#### Question No 27

230 meters long train crosses a man sitting on the platform in 46 seconds. What is the speed of the train?

Solution!
Length of the train = L = 230m!Time = t = 46s!Speed = v = ?! !V = L/t!By putting values!v = 230/46 = 5m/s! !Hence speed of the train is 5m/s..

#### Question No 28

By how many degrees does the minute hand move in the same time, in which the hour hand move by 18 degree?

Solution!
18*2 *6 = 216 degree! ! .

#### Question No 29

Choose the word that is a necessary part of the word "monopoly"

Solution!
The essential part of a monopoly is that it involves exclusive ownership or control..

#### Question No 30

January 1, 2007 was Monday. What day of the week lies on Jan. 1, 2008?