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

#### Question No 1

the ages of two person differ by 12 years. 6 years ago the elder one was 3 years as old as younger one. What is the present age of elder person ?

#### Select the correct answer

Solution!
Let age of elder person=x
Age of younger person =x-12
(x-6)=3(x-12-6)
(x-6)=3x-54
-6+54=3x-x
48=2x
x=48/2
24
.

#### Question No 2

A+B = 100 A-B = 60 A/B = ?

#### Select the correct answer

Solution!
No explanation available for this question..

#### Question No 3

6.5, 5, 3.5, 2...?
What comes next?

#### Select the correct answer

Solution!
Subtraction of 1.5 in series..

#### Question No 4

In following questions, three sequence of alphabets/numerals are provided which correspond to each other in some way. Find out alphabets/numerals that come in the blank places. Choose the correct option
C _ B _ D _ A _ B B D D 2 _ _ 4 _ 3 4 _ ? ? ? ? _ a _ c b a _ d _ _ _ _

#### Select the correct answer

Solution!
Clearly, 2 corresponds to C and 4 corresponds to A.
So, 1 and 3 corresponds to B and D.
Thus, the missing sequence is 1, 1, 3, 3 or 3, 3, 1, 1..

#### Question No 5

200% of a number is 140. 160% of the same number is:

#### Select the correct answer

Solution!
No explanation available for this question..

#### Question No 6

If the number 91876 * 2 is completely divisible by 8, then the smallest whole number in place of * will be:

#### Select the correct answer

Solution!
Then number 6x2 must be divisible by 8.
x = 3, as 632 is divisible 8.
.

#### Question No 7

Which number is odd one out? 49 , 19 , 81 , 9 , 25 , 20

#### Select the correct answer

Solution!
No explanation available for this question..

#### Question No 8

Choose or find odd number
43 , 53 , 63 , 73 , 83

#### Select the correct answer

Solution!
Each of the numbers except 63, is a prime number.
.

#### Question No 9

Which of the following numbers will completely divide (4915 - 1) ?

#### Select the correct answer

Solution!
(xn - 1) will be divisibly by (x + 1) only when n is even.
(4915 - 1) = {(72)15 - 1} = (730 - 1), which is divisible by (7 +1), i.e., 8.
.

#### Question No 10

How old  am I if 500 reduced by 5 times my age is 200?

#### Select the correct answer

Solution!
500 - 5 x 8 = 200
5 age = 500 - 200
Age = 300/5
Age = 60
.

#### Question No 11

AZ, BY, CX... is a sequence then Z?:

#### Select the correct answer

Solution!
No explanation available for this question..

#### Question No 12

Pool: loop:: lap:_____

#### Select the correct answer

Solution!
Pool is loop spelled backwards, and lap is Pal in reverse..

#### Question No 13

Pitch:throw::heat:____

#### Select the correct answer

Solution!
To pitch is a synonym of to trow and to heat is a synonym of to warm..

#### Question No 14

How many litres of pure acid are there in 90 litres of 30% solution

Solution!
30% of 90=27.

#### Question No 15

A and B are brothers. C and D are sisters. A's son is D's brother.
How is B related to C?

#### Select the correct answer

Solution!
Clearly, b is the brother of A; A's son is D's brother. This means D is the daughter of A . Since C and D are sister, C is also the daughter of A.
So, B is the uncle of C.
Hence, the answer is( d).
.

#### Question No 16

Complete the Given Series
Which is the number that comes next in the sequence:
0, 6, 24, 60, 120, 210 ?

#### Select the correct answer

Solution!
Clearly, the given series is 13 - 1, 23- 2, 33 - 3, 43 - 4, 53 - 5, 63 - 6.
So, Next number = 73 - 7 = 343 - 7 = 336.
Hence, the answer is (c)..

#### Question No 17

What comes next in the series C, G, K, P, V, ....

#### Select the correct answer

Solution!
No explanation available for this question..

#### Question No 18

If 9, 18, 36, 72,... is a sequence. Then 9(2^n) will be its term:

#### Select the correct answer

Solution!
No explanation available for this question..

#### Question No 19

A family consists of six members P, Q, R, S, T and U. There are two married couples. Q is a doctor and the father of T. U is grandfather of R and is a contractor. S is grandmother of T and is a housewife. There is one doctor, one contractor, one nurse, one housewife and two students in the family.

Which of the following is definitely a group of male members?

#### Select the correct answer

Solution!

Option (A)

Q, the Doctor, is the father of T. S, the Housewife, is the grandmother of T and hence the mother of Q. Since there are only two married couples one being that of Q, the grandfather of R i.e., U must be married to S. Thus, R and T will be both children of Q and these must be the students. So, P, who remains, shall be the wife of Q and she alone can be the nurse. Thus, U must be the contractor. Clearly, for definite the  males are Q, the father and U, the grandfather.

.

#### Question No 20

The average weight of 20 students is 15kg. If a fat boy is admitted in class and then average becomes 17kg. what would be his weight?

#### Select the correct answer

Solution!
No explanation available for this question..

#### Question No 21

On dividing a number by 68, we get 269 as quotient and 0 as remainder. On dividing the same number by 67, what will the remainder ?

Solution!

.

#### Question No 22

Find sequence?
4896,8964,9648,6489...?

#### Select the correct answer

Solution!
shifting of one digit at left direction..

#### Question No 23

24, 28, 44, 32, 36, 44, 40...?
What's next?

#### Select the correct answer

Solution!
Alternative series of difference 4 and every
3rd difference position number is 44.
.

#### Question No 24

75, 72.5, 70, ___, 65, 62.5
Fibd the missing.

#### Select the correct answer

Solution!
Difference of 2.5 in series..

#### Question No 25

Find the Odd man out

#### Select the correct answer

Solution!
No explanation available for this question..

#### Question No 26

Which one is odd?
A, C, G, I, B, O, Q..?

#### Select the correct answer

Solution!
All are odd position numbers except B..

#### Question No 27

217 x 217 + 183 x 183 = ?

#### Select the correct answer

Solution!
By DMAS rule do multiplication first and add the answers of multiplication.
.

#### Question No 28

Choose or find odd word
V.V. Giri , General Zia , General Ershad , Lal Bahadur Shastri

#### Select the correct answer

Solution!
All except Lal Bahadur Shastri were Presidents of some country, while Lal Bahadur Shastri was the Prime Minister of India.

.

#### Question No 29

Choose the word that has the same or nearly the same meaning of navigate.

#### Select the correct answer

Solution!
To navigate means to direct or steer a course across through an area..

#### Question No 30

In following alphabet series , one term missing as shown by question mark . Choose missing term from options.
A, B, D, G, ?

#### Select the correct answer

Solution!
The first, second, third,.... letters of the series are respectively moved one, two, three,... steps forward to obtain the successive terms..
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30