# IQ Contest, Daily, Weekly & Monthly IQ & Mathematics Competitions

#### Question No 1

1.1, 4.8, 9.27, ___, 25.125?
Find the missing.

Solution!
Two different series of 1, 2, 3, 4, 5.before decimal after decimal.
Before decimal: square of numbers.
After decimal:  cubes of numbers.

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#### Question No 2

11, 16, 26, ___, 86, 166.
Find the missing?

Solution!
Addition of 5, 10, 20, 40, 80 in series,
26+ 20=46
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#### Question No 3

All the 6 members of a family A.B.C.D.E.and F are  traveling together . B is the son or C but C is not the mother of  B ,A   and C are a married couple . E is the brother of C.D  is the daughter of A.F is the brother of B.
How many male members are there in the family?

Solution!
B is the son of C is not the mother of  B means C is the father of B.A is married to C means A is the mother of B .F is  brother 0f B means F is son of A and C.D is daughter of A means D is daughter A and C. A is the mother and hence female .B is the son and hence male. C is the husband and  hence female. D is the daughter and hence female. E is the brother and hence male. F is the son and hence male. So, there are four males..

#### Question No 4

In following questions, one term in number series is incorrect.
Find out the incorrect number 46080, 3840, 384, 48, 24, 2, 1

Solution!
The terms are successfully divided by 12, 10, 8, 6,....
So, 24 is wrong and must be replaced by (48 / 6) i.e. 8..

#### Question No 5

What is the selling price of an article that was bought for \$1500 and sold it at a profit of5%. What is the percentage of profit?

Solution!
5% of 1500=1500*5/100
=75
S.p=1500+75=1575
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#### Question No 6

On 9th September it was Wednesday. What was the day of week on 1st of September?

Solution!
No explanation available for this question..

#### Question No 7

11, 13, ___, 19, 23, 29.
Find the missing?

Solution!
All are prime numbers..

#### Question No 8

What is (999 âˆ’ 99 + 9) Ã· 9?

Solution!
First work out the value of the expression in the brackets and then divide the result by 9. This gives (999 âˆ’ 99 + 9) Ã· 9 = 909 Ã· 9 = 101. Alternatively, we can first divide each number in the bracket by 9 and then evaluate the resulting expression. This gives (999 âˆ’ 99 + 9) Ã· 9 = (111 âˆ’ 11 + 1) = 101.
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#### Question No 9

In following question, a number series is given with one term missing. Choose correct alternative
2 , 4 , 12 , 48 , 240 , x

Solution!
The terms are respectivly multiplied 2 , 3 , 4 and 5 to obtain the successive terms.
Missing term = 240 * 6 = 1440.

#### Question No 10

In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
cab _ a _ c _ bc _ bc _ b _ ab

Solution!
The series is cab / cab / cab / cab / cab. Thus, the pattern cab is repeated.
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#### Question No 11

Which one is odd?
G, I, A, C, M, N...?

Solution!
All are odd except N..

#### Question No 12

Choose or find odd word

Solution!
Here, all except Singhbhum are capitals of states of India.
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#### Question No 13

Which word means the opposite of tranish?

Solution!
Tarnish means to destroy the lustre of;
Shine means to make bright by polishing.
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#### Question No 14

My mother is the sister of your brother. How am I related to you?

Solution!
No explanation available for this question..

#### Question No 15

Complete the sequence: 1 , 4 , 3 , 16 , 5 , 36 , 7 , ?

Solution!
No explanation available for this question..

#### Question No 16

How old am I if 400 reduced by 4 times my age is 200?

Solution!
400 - 4 x 8 = 200
4 age = 400 - 200
Age = 200/ 4
Age= 50
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#### Question No 17

Find the word which is different from the rest

Solution!
No explanation available for this question..

#### Question No 18

Choose or find odd pair of words
(Blacksmith : Anvil), (Carpenter : Saw), (Barber : Scissor), (Goldsmith : Ornaments), (Sculptor :Chisel)

Solution!
In all other pairs, second is the tool used by the first.
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#### Question No 19

Find the missing.
4, 7, __, 25, 49, 97, 193.

Solution!
Every number is multiplying by 2 and -1 gives next number in series..

#### Question No 20

In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options. 2Z5, 7Y7, 14X9, 23W11, 34V13, ?

Solution!
The first numbers in the terms follow the sequence + 5, + 7, + 9, + 11, + 13. The middle letters form the series Z, Y, X, W, V, U.
The last numbers from the series 5, 7, ,9 , 11, 13, 15.
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#### Question No 21

10â„5 , 10â„100 , 1000â„15 ,  20â„10000 ... What's next?

Solution!
zigzag series of multiple 5 and 10 by alternative  numerator
denominator  position.
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#### Question No 22

Find the odd one from the following:

Solution!
No explanation available for this question..

#### Question No 23

Which natural number is nearest to 8485, which is completely divisible by 75 ?

Solution!
No explanation available for this question..

#### Question No 24

Find sequence?
19869,98691,86919..?

Solution!
Shifting of one digit at left direction..

#### Question No 25

A family consists of six children naming P,Q,R,X,Y and Z. Q is the son R but R is not the mother of Q. P and R are married couples. Y is brother of R. X is the daughter of P. Z is the brother of P. How many children does P have?

Solution!
Q is the son of R but R is not the mother. So,P is married to R .  So, P is the wife of R and the mother of Q. X is daughter of P and hence of R and so she is the sister of Q. Y is the brother of R and Z is the brother of P. Clearly Q is the son of P and X is daughter of P. so, P has two children. .

#### Question No 26

The present age of three persons are in proportion 4:7:9. Eight years ago the sum of their ages is 76. Find their present ages?(in years)

Solution!
Let the present ages be 4x,7x,9x years respectively.
Then (4x-8)+(7x-8)+(9x-8)=76
20x=100
x=100/20
x=5
There present ages be 20,35,45 years respectively.
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#### Question No 27

Peter's mother has only one brother John. Peter is married with the daughter of his maternal uncle. John is ______ of Peter's wife?

Solution!
No explanation available for this question..

#### Question No 28

Find the odd man out.

Solution!
No explanation available for this question..

#### Question No 29

3251 + 587 + 369 - ? = 3007

Solution!
3251+ 587 + 369 = 4207
Let 4207 - x = 3007
Then,  x = 4207 - 3007 = 1200.
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#### Question No 30

When Anuj saw Manish, He recalled, "He is the son of the father of my daughter." Who is Manish?