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

Daily Test



Question No 1

There are 6 persons A B C D E and F. C is the sister of F.B  is the brother of E' 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' husband?

Select the correct answer


Solution!
D is father of A and grandfather of F. So,  A is father of F. Thus, D andbA 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 2

X is a two digit number. Sum of both digits is 7. If digits are reversed, the new number will form which is 9 less than original. What would be the number X?

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Solution!
No explanation available for this question..

Question No 3

What comes next?
100, 20, 90, 18, 80, 16, 70, 14, 60, 12, 50...?

Select the correct answer


Solution!
Odd numbers are divisible by 5 
and give even numbers.
100/5=20, 90/5=18, 80/5=16... 50/5=10.
.

Question No 4

11, 13, 17, 19, __, 29.
Find the missing?

Select the correct answer


Solution!
All are prime Numbers..

Question No 5

In following questions, one term in number series is incorrect.
Find out the incorrect number 2, 5, 10, 50, 500, 5000

Select the correct answer


Solution!
Each term of the series is the product of the preceding two terms.
So, 5000 is wrong and must br replaced by (50 * 500) i.e 25000..

Question No 6

Square of cube root of 343 is:

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Solution!
No explanation available for this question..

Question No 7

Choose or find odd letter group
XW , FG , ML , PO , TS

Select the correct answer


Solution!
 All other groups contain two consecutive letters in reverse order.
.

Question No 8

In a class 2/5 of the students are boys. If there are 50 boys, how many girls are in the class?

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Solution!
No explanation available for this question..

Question No 9

In following alphabet series , one term missing as shown by question mark . Choose missing term from options.
  AZ, CX, FU, ?

Select the correct answer


Solution!
The first letter of the first, second, third, .... terms are respectively moved two, three, four, ... steps forward to obtain the first letter of the successive term. The second letter of the first, second, third.... terms are respectively moved two, three, four, ... steps backward to obtain the second letter of the successive terms.
.

Question No 10

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

Select the correct answer


Solution!
Addition of 5, 10, 20, 40, 80 in series,
26+ 20=46
.

Question No 11

Choose or find odd letter group
PQO , AZY , TWS , VBU , EXD

Select the correct answer


Solution!
 In all other groups, the third and first letters are alphabetical order.
.

Question No 12

If 926:56 799:72 100:00 Then 557:??

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Solution!
No explanation available for this question..

Question No 13

What comes next in the series C , G , E , I , G , K , ?

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Solution!
No explanation available for this question..

Question No 14

A, J, O, R..?

Select the correct answer


Solution!
A skip 8=j, j skip 4=O, O skip 2=R, R skip 1=T..

Question No 15

4, 9, 16, 25, 26, 36...
Which one is odd?

Select the correct answer


Solution!
All numbers are square except 27..

Question No 16

A famliy  consists of 6 member P, Q, R, X, Y and Z. Q is a son of R but R is not mother of Q. P and R are married couple. Y is the brother of R. X is a daughter of P. Z is a brother of P. Who is the father of Q?

Select the correct answer


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

Question No 17

X is the father of Y,but Y is not X's daughter. Establish relationship of Y with X.

Select the correct answer


Solution!
X is father of Y but Y is not daughter of X ,then Y must be son of X..

Question No 18

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

Select the correct answer


Solution!
1^3+1, 2^3+1, 3^3+1, 4^3+1, 5^3+1
so, 3^3+1 = 28
.

Question No 19

The present age of Lewis and Brown are in ratio  1:2. Three years from now the ages will be  in the ratio 3:5. Find the present age of brown?

Select the correct answer


Solution!
Let's 
Brown=b
Lewis=l
l/b=1:2
2l-b=0
After three years
l+3/b+3=3:5
5l-3b=6
By resolving eq
l=6
b=12
.

Question No 20

Pick the odd one out

Select the correct answer


Solution!
No explanation available for this question..

Question No 21

Forest cannot be completed without:

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Solution!
No explanation available for this question..

Question No 22

Cheap : peach : : _____ : large

Select the correct answer


Solution!
Cheap is an anagram for peach, and regal is an anagram for large..

Question No 23

In following alphabet series , one term missing as shown by question mark . Choose missing term from options.
  Z, L, X, J, V, H, T, F, ?, ?

Select the correct answer


Solution!
The given sequence consists of two series -- Z, X, V, T, ? and L, J, H, F, ?, both consisting of alternate letters in a reverse order.
.

Question No 24

Find odd one out:

Select the correct answer


Solution!
No explanation available for this question..

Question No 25

87.10, 76.21, ___, 54.43, 43.54
Find the missing.

Select the correct answer


Solution!
Two different series before and after decimal.
Before decimal: decrease 11. 
After decimal : Increment of 11.
.

Question No 26

A glass is made in 3 hours by 4 men. The same glass can be made in 6 hours by how many men?

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Solution!
No explanation available for this question..

Question No 27

Name the single letter which when taken out of each of the following an entirely new word is formed

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Solution!
No explanation available for this question..

Question No 28

Complete the following series 27 , 5 , 25 , 8 , 23 , 11 , 21 , ? , ?

Select the correct answer


Solution!
No explanation available for this question..

Question No 29

The average of six consecutive odd numbers is 61. What is the difference between the highest and lowest numbers:


Select the correct answer


Solution!
Let's 6 consecutive odd numbers are:
3,5,7,9,11,13
Lowest term is 3 and highest is 13
13-3=10
So difference of 10 will remain the same in the consecutive series numbers.




.

Question No 30

. In following alphabet series , one term missing as shown by question mark . Choose missing term from options.

  CAT, FDW, IGZ, ?

Select the correct answer


Solution!
All the letters of each term are moved three steps forward to obtain the corresponding letters of the next term..
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

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