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

Question No 1

3, -6, 12, -24... common ratio is:

Solution!
No explanation available for this question..

Question No 2

1318 Ã· 2?

Solution!
No explanation available for this question..

Question No 3

Tiger:Eagle ::

Solution!
No explanation available for this question..

Question No 4

Hand is to palm as Foot is to

Solution!
No explanation available for this question..

Question No 5

There are six children playing football namely A, B, C, D, E and F.
A and E are brothers. F is the sister of E. C is the only son of A's uncle.
B and D are the daughters of the brother of C's father
How is C related to F?

Solution!
F is E's and hence A's sister.
So, C is also the son of F's uncle and is, therefore, F's cousin.

.

Question No 6

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

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

Question No 7

The largest 5 digit number exactly divisible by 91 is:

Solution!
Largest 5-digit number = 99999.
.

Question No 8

VWX, RST, NOP, JKL, FGH...?
What's next?

Solution!
In reverse order of Alphabets skip 3 letter
for the next 1st letter in series.
V skip UTS, R skip QPO...B skip AZX
.

Question No 9

Iron is to Clothes as Brush is to:

Solution!
No explanation available for this question..

Question No 10

JMP, PSV, VYB...?
Find next?

Solution!
The first letter of every group is the last letter
of the preceding group with a gap of two
letters in every members of the group
with a gap of two letters in every member
of the group i.e. after JMP we see PSV.
.

Question No 11

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

Solution!
The series is abcbc / bcaca / cabab. Thus, the series consists of three sequences. The first sequence begins with a, the second with b and the third with c. Each sequence consists of a letter followed by other two letters repeated twice.
.

Question No 12

Scratch:race::___: poker

Solution!
To scratch is to withdraw from race and to fold is to withdraw from Poker..

Question No 13

20 years ago David age was 1/3 times what it is now . Find the present age of David?

Solution!
Let David age = x
Given that
x-20=1/3x
3x-60=x
3x-x=60
2x=60
X=30

.

Question No 14

3, 5, 66, 7, 9, 66, 12, 14, 66, 17....?
Find next pair?

Solution!
It is Alternative series with difference of 2 and
every 3rd position number is 66.
.

Question No 15

A is the mother of B .
C is the son of A.
D is the brother of  E.
E is the daughter of B.
The grandmother of D is

Solution!
D is the brother of E and E is the daughter of B.
This means that D is the son of B.
Also, A is the mother of B.
So, A is a grand mother of D.
.

Question No 16

What is the unit digit in 7105 ?

Solution!
Unit digit in 7105 = Unit digit in [ (74)26 x 7 ]
But, unit digit in (74)26 = 1
Unit digit in 7105 = (1 x 7) = 7
.

Question No 17

Price of a dozen egg  increase from $60 to$65.
What is the percentage increase?

Solution!
Increase price=65-60=5
Percentage increase=(5/60)*100
=8.3%
.

Question No 18

George is 8 years older than Christopher. Ford  is two younger then  Christopher. The sum of their ages is 60. Find the age of Christopher?

Solution!
Let
Christopher=x
George=8x
Ford=x-2
Given condition
x+(8+2)+(x-2)=60
3x=60-6
3x=54
x=18
.

Question No 19

What comes next in the series 11 , 22 , 66 , 264 , ?

Solution!
No explanation available for this question..

Question No 20

The present ages of three persons is 4:7:9. Eight years ago the sum of their ages be 76 years. Find their present age.?

Solution!
Let their present ages be 4x,7x,9x years respectively.
Then (4x-8)+(7x-8)+(9x-8)=76
20x=100
x=5
Their present ages be 20,35,45.
.

Question No 21

Bell and Stacy are two sisters. The sum of the ages of Stacy and Bell is 80. Before ten years from now, Bell age was twice as stacy's age. How old is Elder sister now?

Solution!
1st Condition:
B+S=80.......(1)
2nd Condition:
2S-B=10...........(2)
By solving these equation:
B=50 and S=30
.

Question No 22

In following number series, two terms have been put within brackets. Choose the appropriate option
Choose the appropriate option 2, 3, (6), 11, 18, (30), 38

Solution!
The correct sequence is + 1, + 3, + 5, + 7, + 9, + 11.
Clearly, the term 6 is correct,
But, 30 is wrong and should be replaced by (18 + 9) i.e. 27.

Question No 23

What is 1/7 of 98?

Solution!
No explanation available for this question..

Question No 24

The attorney ask a question that was____to the case; the judge overruled it.

Solution!
Irelevant is correct one..

Question No 25

Find odd man out

Solution!
No explanation available for this question..

Question No 26

2, 3.5, 5, 6.5, 8...?
What's next?

Solution!

Question No 27

OQS, UWY, ___, GIK, MOQ
Find missing?

Solution!
There is a gap of one letter in every letter of the group.
Moreover, every second group of the series starts after
a gap of one letter, i.e., after OQS, we see UWY.
.

Question No 28

Choose or find odd pair of words (Pyrheliometer : Radiation) , (Calorimeter : Humidity) , (Planimeter : Area) , (Barometer : Humidity)

Solution!
testvalue.

Question No 29

Complete the Given Series
Which number replace question mark in the series 7, 12, 19, ?, 39.

Solution!
Clearly, the given sequence follows the pattern:
+5, +7, +9 ... i.e., 7 + 5 = 12, 12 + 7 = 19, ... .
So Missing Number = 19 + 9 = 28.