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

#### Question No 1

Which one is odd?
B, C, E, G, J, K, M....

Solution!
All are prime number position except J..

#### Question No 2

7 - 3 + 6Ã·2-?=0

Solution!
7 - 3 + 6 Ã· 2 -7=0
7 - 3 + 3 - 7=0
7 - 7=0
0=0
.

#### Question No 3

Idiom and phrases
To have an axe to grind

Solution!
No description.

#### Question No 4

If Jessy walk for 2 and half hour at an average speed of 6 miles per hour. How far will he has walked?

Solution!
Speed=distance/time
Distance=speed xtime
=6*2.5=15 miles
.

#### Question No 5

A and B are married couple. X and Y are brothers. X is the brother of A.
How is Y related to B?

Solution!
Option (A)
A and B are husband and wife. Since X and Y are brothers, and X is the brother of A, Y is also the brother of A.
Thus, Y is the brother-in-law of B.
.

#### Question No 6

A + B means A is the son of B;
A - B means A is the wife of B;
A x B means A is the brother of B;
A Ã· B means A is the mother of B; and
A = B means A is the sister of B.
What does P = R Ã· Q mean?

Solution!
Option (A)
P = R Ã· Q means P is the sister of R who is the mother of Q i.e. P is the aunt of Q.

.

#### Question No 7

4.2, 16.4, 64.8, 100.10, 114.12
Find the missing.

Solution!
Before decimal number is the
square of after decimal  numbers.
.

#### Question No 8

PBC, QDE,___, SHI, TJK, ULM.
what's missing?

Solution!
It is two Alphabetical series here.
First series is the first letter only in sequence of P, Q, R, S, T, U, V...
2nd series is BC, DE, FG, HI, JK, LM...
.

#### Question No 9

How many times hour and minute hands meet each other in a day

Solution!
No explanation available for this question..

#### Question No 10

In following questions, one term in number series is incorrect.
Find out the incorrect number
6, 14, 30, 64, 126

Solution!
Each term is multiplied by 2 and then increased by 2 to obtain the next term.
So, 64 is wrong and must be replaced by (30 * 2 + 2) i.e. 62..

#### Question No 11

A person covers 90 kilometres in 2 hours 30 minutes. Find the speed in metre per second?

Solution!
90 km=90*1000=9000
2hr 30 mins= 150 mins=150*60=9000 seconds.
Speed=distance/time
=90000/9000
=10 m/s
.

#### Question No 12

A delivery van leaves Selkirk and travels for 1.25 hours at an average speed of 50 metre per hour. How far will the Van have travelled?

Solution!
D=ST
D=50*1.25
D=62.5
.

#### Question No 13

With increase of 11% salary of John becomes rupees 13440. What was his salary before increase?

Solution!
Let before increase John's salary was x.
10% of X =10x/100=x/10
Now
13440-x/10=x
336000-x=10x
336000=11x
X=30545
.

#### Question No 14

2, 7, 15, 20, 28, 33, 41, ___, 54, 59.
Find the missing.

Solution!
It is Alternative series with addition of 5 and 8..

#### Question No 15

In following question, a number series is given with one term missing. Choose correct alternative
1, ?, 5, 10, 20, 40, 80

Solution!
Next number is sum of all previous numbers.
1st Term : 1
2nd Term: 4
3rd Term: 1+4 =5
4th Term: 1+4+5= 10
5th Term: 1+4+5+10=20 and so on.....

#### Question No 16

7589 - ? = 3434

Solution!
Let 7589 -x = 3434
Then, x = 7589 - 3434 = 4155
.

#### Question No 17

If their is a round cake and give it 3 straight cuts then how many piece there are?

Solution!
Think it 3 dimensionally
If you give one straight cut from its cylindrical height and 2 cuts from its diameter it will be 8 piece of cake.
.

#### Question No 18

Find odd man out of following cricketers:

Solution!
No explanation available for this question..

#### Question No 19

What comes next in the series 25 , 20 , 50 , 40 , 100 , 60 , 200 , ?

Solution!
No explanation available for this question..

#### Question No 20

John is four times as old as Peter. If the sum of their ages is 60 years, how old is Peter?

Solution!
No explanation available for this question..

#### Question No 21

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
.

#### Question No 22

Which word means the opposite of forsake.

Solution!
To forsake is abandon; to cherries is to hold dear,to nurture..

#### Question No 23

In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
gfe _ ig _ eii _ fei _ gf _ ii

Solution!
The series is gfeii / gfeii / gfeii / gfeii. Thus, the pattern gfeii is repeated
.

#### Question No 24

What is the unit digit in 4137754 ?

Solution!
Unit digit in (4137)754 = Unit digit in {[(4137)4]188 x (4137)2}
=Unit digit in { 292915317923361 x 17114769 }
= (1 x 9) = 9
.

#### Question No 25

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

Solution!
zigzag series of multiple 5 and 10 by alternative  numerator
denominator  position.
.

#### Question No 26

Choose or find odd letter group
ABD , FGI , LMO , STU , WXZ

Solution!
In all other groups, the first letters are consecutive and third letter is obtained by skipping one letter from the second..

#### Question No 27

John's father is 27 years older than him and his brother Bob is 3 years younger than him. The age difference between Bob and his father is:

Solution!
No explanation available for this question..

10-10Ã—?+10=0

Solution!
10-10Ã—2+10=0
10-20 +10=0
20-20=0
0=0
.

#### Question No 29

How many minutes are there in 1/12 of a day?

Solution!
There are 24 hours in a day. 24 divided by 12 = 2. And in 2 hours there are 120 minutes.
.

#### Question No 30

Even is to odd as Prime is to