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

Question No 1

What comes next in the series -5 , -7 , -11 , -13 , ?

Solution!
No explanation available for this question..

Question No 2

There are six persons A, B, C, D, E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are two fathers, three brothers and a mother in the group. Who is E's husband?

Solution!

Option (C)

D is father of A and grandfather of F. So, A is father of F. Thus, D and A are the two fathers. C is the sister of F. So, C is the daughter of A. Since there is only one mother, it is evident that E is the wife of A and hence the mother of C and C and F. So, B is brother of A. There are three brothers. So, F is the brother of C. Clearly, A is E's husband.

.

Question No 3

A merchant can place 8 large boxes or 10 small boxes into a carton for shipping .In one shipment, he sent a total of 96 boxes.If there are more large boxes then small boxes, how many cartons did he ship?

Solution!
7 cartons for larges boxes per carton, where 7 Ã— 8 =56 boxes. 4 for small boxes , where 4 Ã— 10 = 40 boxes .96 total boxes and 11 cartons..

Question No 4

____, DQ, HP, KO, ON, RM, VL, YK, CL.
Find the missing.

Solution!
It is Alternative series .
Difference of 2 and 3 Alternatively in
First letter in group.
2nd letter is the
reverse series of R, Q, P, O, N, M...
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Question No 5

Find odd man out:

Solution!
No explanation available for this question..

Question No 6

ACE : FHJ :: OQS : ?

Solution!
Each letter of the first group is moved five steps forward to obtain the corresponding letter of the second group..

Question No 7

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

Solution!
Each of the numbers except 63, is a prime number.
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Question No 8

In following alphabet series , one term missing as shown by question mark . Choose missing term from options.
A, Z, X, B, V, T, C, R, ?, ?

Solution!
The first, fourth and seventh letters are in alphabetical order. So, tenth letter would be the letter after C  i.e. D. Also, the second and third letters are alternate and in reverse order and so are the fifth and sixth letters and the eighth and ninth letters.
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Question No 9

What comes next in the series 9 , 27 , 45 , 63 , ?

Solution!
No explanation available for this question..

Question No 10

(51+ 52 + 53 + ... + 100) = ?

Solution!
This is an A.P. in which a = 51, l = 100 and n = 50.
Sum = n/2(a + l)=50/2x (51 + 100)  = (25 x 151)   = 3775.
.

Question No 11

Choose or find odd letter group
DAH , IFM , ROV , QNT , SPW

Solution!

In all other groups, first letter is 3 letters ahead of the second and third letter is 4 letters ahead of the first.
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Question No 12

Find sequence?
5569,5695,6955,...?

Solution!
1 digit left shift numbers..

dsfsdfr( 1â„2 )

Solution!
ththtt 1â„2 .

Question No 14

Find the odd man out

Solution!
No explanation available for this question..

Question No 15

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
A _ B A C _ D _ B C D C _ 3 _ 2 _ 1 _ 4 ? ? ? ? d c _ _ b a c b _ _ _ _

Solution!
Clearly, 2 corresponds to A.
Now, b corresponds to C and 4 corresponds to b.
So, 4 corresponds to C.
c corresponds to D and 3 corresponds to c.
So, 3 corresponds to D.
So, the remaining number i.e., 1 corresponds to B.
Thus, BCDC corresponds to 1, 4, 3, 4. .

Question No 16

2, 9, __, 65, 126
Find the missing.

Solution!
1^3+1, 2^3+1, 3^3+1, 4^3+1, 5^3+1
so, 3^3+1 = 28
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Question No 17

What comes next?
5, 7, 37, 65, ___?

Solution!

22 +1, 42  + 1, 62  + 1, 82  + 1... Is given series..

Question No 18

In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options.      shg, rif, qje, pkd, ?

Solution!
The first and third letters of each term are moved one step backward and the second letter is moved one step forward to obtain the corresponding letters of the next term.
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Question No 19

What word means the same as expose?

Solution!
If you expose something, you reveal it..

Question No 20

CAAA, EEEE, GIIII, ___ , KUUU.
Find missing?

Solution!
1st letter is the alphabetical series skip between each segment C, E, G, I, K with vowel order A, E, I ,O ,U.

Question No 21

Choose or find odd number pair
(1 - 0) , (3 - 8) , (6 - 35) , (7 - 50)

Solution!
In all other pairs, the second number is one less than the square if the first number.
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Question No 22

A boy is 15 years old. What would be his age at the year coming after 3 years from the year which was before the year when he was 14:

Solution!
No explanation available for this question..

Question No 23

Which number is odd one out 30 , 34 , 48 , 12 , 54 , 72

Solution!
No explanation available for this question..

Question No 24

Sandeep can complete a work in 10 days. Kumar can complete same work in 5 days. How many days are required to complete that work if they work together?

Solution!
No explanation available for this question..

Question No 25

Which word means the opposite of reveal?

Solution!
To reveal is to disclose; to conceal is to hids..

Question No 26

Square of cube root of 343 is:

Solution!
No explanation available for this question..

Question No 27

2+3-1+4%2+5=

Solution!
No explanation available for this question..

Question No 28

In following alphabet series , one term missing as shown by question mark . Choose missing term from options.
b, e, d, f, ?, h, j, ?,

Solution!
The series may be divided into groups as shown :
b  e  d  /  f  i  h  /  j  m  l
In each group, first letter is moved two steps forward to obtain the third letter while the third letter is moved one step forward to obtain the second letter
.

What comes next?
3, 8, 13, 18â€¦?

Solution!

.

Question No 30

E, J, O, T, Y, D, I...
what's next?