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

#### Question No 1

A + B means A is the brother of B
A x B means A is the father of B
A / B means A is the mother of B
Which of the following would mean "G is the son of H"?

Solution!
When H is the father of G and G is the brother of A. So, G is the son of H..

#### Question No 2

A train is running at a speed of 30 km per hour. How far will it travel in 6 hour?

Solution!
S=v*t
S=30*60=180 km
.

#### Question No 3

5, ___, 30, 120, 600, 3000

Solution!
Given series is
5 x 1=5, 5 x 2=10, 10 x 3=15,  30 x 4=120.

#### Question No 4

Allen and Mary are two sisters their ages in ratio is 4:7. The sum of their ages is 22. Find the age of Mary.

Solution!
Given that
A/M=4/7
7A-4M=0
A+M=22
By resolving eq
M=14
A=8
.

#### Question No 5

Idioms and phrases.
To count upon

Solution!
Discription is not available or for this question..

#### Question No 6

John is 4 times as old as Zain. If the sum of their ages is 60 years, how old is Zain?

Solution!
No explanation available for this question..

#### Question No 7

One of these statements is false. Which one: A. D is true B. A is false C. B is false D. C is true

Solution!
No explanation available for this question..

#### Question No 8

The speed of swimmer along the flow of river is 40 kilometre per hour and against the flow of river is 22 kilometre per hour what would be the speed of swimmer in still water?

Solution!
Speed of swimmer (x)=(1)x[downstream speed+upstream speed]/2
X=(40+22)/2=31
.

#### Question No 9

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?

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 10

Choose the word that has same or nearly the same meaning of mess?

Solution!
A mesa and a plateau are both high tablelands; flat topped with preciptious sides..

#### Question No 11

Choose or find odd letter group
HGF , XWV , NML , OPQ , UTS

Solution!
In all other groups, the three letters are consecutive but in reverse order.
.

#### Question No 12

Find odd man out between following relations

Solution!
No explanation available for this question..

#### Question No 13

27, 64, 121, 125, 216, 343â€¦
Which one is odd?

Solution!
All the numbers are cube of numbers except 121.

#### Question No 14

Eraser: pencil::____: pen

Solution!
The eraser is the  part of a pencil and the nib is part of a pen..

#### Question No 15

In following questions, one term in number series is incorrect.
Find out the incorrect number 15, 16, 22, 29, 45, 70

Solution!
The pettern is + 1, + 4, + 9, + 16, + 25,.... i.e. + 12, + 22, + 32, + 42, + 52,...
So, 22 is wrong and must be replaced by (16 + 4) i.e. 20..

#### Question No 16

A Math club has 25 members of which 11 are males and the rest are females. What is the ratio of males to all club members?

Solution!
Ratio between males and members.
11:25
.

#### Question No 17

Lion is to Mane as Man is to:

Solution!
No explanation available for this question..

#### Question No 18

O, T, Y, D...?
What's next?

Solution!
Gap of 4 Alphabets in this series..

#### Question No 19

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 20

Choose the word which is different from the rest.

Solution!
No explanation available for this question..

#### Question No 21

The theft is discovered at 3:30 a.m and police run behind him at a speed of 140 km per hour. Find at what time thief will be caught?

Solution!
Thief cover distance in 1 hour= 100 Km
Time taken by police to caught him 100 / 140 -100=2.5 hrs
3:30+2.5=6:a.m
.

#### Question No 22

In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options. Q1F, S2E, U6D, W21C, ?

Solution!
The first letter of each term is moved two steps forward and the last letter is moved one steps backward to obtain the corresponding letters of the next term. The number series runs as follows :
1 x 1 + 1 = 2,
2 x 2 + 2 = 6,
6 x 3 + 3 = 21,
21 x 4 + 4 = 88.
.

#### Question No 23

Haste : waste :: _____: crowd

Solution!
According to well known proverbs, haste makes waste ,and three is a crowd..

#### Question No 24

A running at a speed of 60 km per hour takes one hour to complete a distance. If speed is reduced by 15 km per hour then how much time is required to cover the distance?

Solution!
Reduced speed = 16 - 15 =45 km/ hr
Now call will take=60/45x60 min = 80 min

.

#### Question No 25

Clothing store sells T-shirts in only three colours: red, blue and green full . The colour are in the ratio of 3 to 4 to 5 . If the store has 20 blue T-shirts ,how many T shirts does it have ?

Solution!
Ratio of shirts red: blue :green
3:4:5
if store have 20 blue T-shirts
20/4= 5
3Ã—5:4Ã—5:5Ã—5
15:20:25
Then total t-shirts are
15 + 20 + 25 = 60
.

#### Question No 26

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 27

Find the odd man out

Solution!
No explanation available for this question..

#### Question No 28

Food is to eat as water is to

Solution!
No explanation available for this question..

#### Question No 29

25.125, 16.64, 9.27, 4.8.___?
Whats's next?

Solution!
two different series of 5, 4, 3, 2, 1. before decimal after decimal.
Before decimal: square of numbers.
After decimal: cube of numbers.
.

#### Question No 30

Recipe of chocloate cake says 3kg of sugar for 2kg of chocolate.
I have only 5kg of chocolate . How much sugar do i need ?

Solution!
Ratio for cake :
Sugar:chocolate::sugar:chocolate
3:2::x:5
3/2=x/5
15/2=x
7.5=x
So, we need 7.5 sugar.
.
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