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

Question No 1

Find the missing.
48, 8, 42, 7, ___ , 6, 30, 5, 24, 4.

Solution!
Two alternative series difference of  6 and 1 respectively.  .

Question No 2

In 1992 Jahan was thrice as bell but in 1996 John was only twice as old as well was. How many years was there in 2000?

Solution!
Let's
In 1992.
Jahan age's =x  Bell age's=Y
when John was thrice as bell.
X = 3y .......( 1)
but after 4 years jhon was twice.
X + 4 = 2 (y+4)....... (2)
By substituting equations
Y = 4
but after 8 years.
In 2000 Bell was: 12
.

Question No 3

In following questions, one term in number series is incorrect.
Find out the incorrect number
11, 5, 20, 12, 40, 26, 74, 54

Solution!
The given sequence is a combination of two series:
I. 11, 20, 40, 74 and
II. 5, 12, 26, 54
The pattern in I becomes + 9, + 18, + 36, ... if 40 is replaced by 38.
So, 40 is wrong..

Question No 4

Time is to watch as pressure is to

Solution!
No explanation available for this question..

Question No 5

The purpose of the new city Ordinance was debated_____.

Solution!
The auto sales of specialised in a rebuilding..

Question No 6

If MGDJ means LEAF Then FRUIT is meaning of:

Solution!
No explanation available for this question..

Question No 7

Pointing towards a person in photograph ,Lara said "He is the only son of the father of my sister's brother." How is that person related to Lara?

Solution!
The relations may be analyzed as follows:
Sister's brothers _ brother
Brother's father_ father
Father's son_Brother.
So, the person in the photograph is Lara's brother .
.

Question No 8

If the number 97215 * 6 is completely divisible by 11, then the smallest whole number in place of * will be:

Solution!
Given number = 97215x6
(6 + 5 + 2 + 9) - (x + 1 + 7) = (14 - x), which must be divisible by 11.
x = 3
.

Question No 9

By selling an article for 100 rupees . A shopkeeper faces a loss of 10%. Find the cost price of the article?

Solution!
Let the cost price of the article be x.
10% of x =(x*10)/100=x/10
Now
(x/10)+100=x
x+1000=10x
1000=11x
1000/11=x
C.p=90
.

Question No 10

Pick the odd one out

Solution!
No explanation available for this question..

Question No 11

A ship is to sail as a car is to

Solution!
No explanation available for this question..

Question No 12

My sister is going to be on the cover of seventeen ______.

Solution!
Magazine is correct..

Question No 13

If A works for 3 hrs daily and B for 5 hrs, then work will be done in 15 days. If A works for 5 hrs then how many hours B has to work to complete it in 12 days?

Solution!
No explanation available for this question..

Question No 14

The run rate in a T-20 cricket match after 15 overs is 7.4. In last 5 overs batting team scores 91 runs. What will be total score:

Solution!
No explanation available for this question..

Question No 15

All the six members of a family A, B, C, D, E and F are travelling together. B is the son of C but C is not the mother of B, A and C are a married couple. E is the brother of C. D is the daughter of A. F is the brother of B. How many male members are there in the family?

Solution!

Option: (D)

B is the son of C but C is not the mother of B means C is the father of B. A is married to C means A is the mother of B. F is brother of B means F is son of A and C. D is daughter of A means D is daughter A and C. A is the mother and hence female. B is the son and hence male. C is the husband and hence male. D is the daughter and hence female. E is the brother and hence male. F is the son and hence male. So , there are four males.

.

Question No 16

Andreas salary was decreased by 50% and subsequently increased by 50% how much percent does she loss.

Solution!
Let salary is 100
Decreased 15% salary= 100 - 50=50
Increased 50% salary= 50 + 25= 75
She loss 100 - 75=25

.

Question No 17

To train starting at the same time from two station to 50 km apart and going in opposite directions cross each other at a distance of 170 km from one to two of the station. What is the ratio of their speeds?

Solution!
In same time to cover 170 km at a kilometre respectively.
For the same time speed and distance is inversely proportional.
Suresh of the speed=17:80=17:8
.

Question No 18

Albert's salary was increases from $60000 to$80000 . What is increase in his salary?

Solution!
Increase in  income= 80000-60000
=20000
\$ 20000 is the increase in the amount.
.

Question No 19

Rid is 5 years younger than Allen. 4 years later Allen will be twice as old as Rid. Find the percentage of Rid.

Solution!
let's
Allen = x
Rid= x - 5
after 4 years condition
2 x - 5 + 4 = x + 4
x = 6
Allen = 6
and rid = 1
.

Question No 20

(I).   A, B, C, D, E and F are six members of a family.
(II).  One couple has parents and their children in the family.
(III). A is the son of C and E is the daughter of A.
(IV). D is the daughter of F who is the mother of E.
Who are the male members in the family?

Solution!
Option (D)
E is the daughter of A and F is the mother of E. So, A is the father of E and hence the husband of F. Now, D is the daughter of F. So, D and E are the daughters of A and F. Also, A is the son of C. Now, only B remains. Thus, B and C are the parents of A. The sex of B and C cannot be determined.

.

Question No 21

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 22

3, 10, 17, ___, 31
Find the missing.

Solution!

Question No 23

A is the brother of B. B is a brother of C. D is the father of A.Based on these three statements, which of the following statements cannot be definitely true?

Solution!
A is the brother of B and B is the brother of C. So, C may be the brother or sister of A..

Question No 24

Basic principle of fountain pen is:

Solution!
No explanation available for this question..

Question No 25

Find the average speed if you travel 360 km in 2 hours?

Solution!
s=d/t
s=360/2
s=180 km/hr
.

Question No 26

In following questions, one term in number series is incorrect.
Find out the incorrect number
56, 72, 90, 110, 132, 150

Solution!
The numbers are 7 * 8, 8 * 9, 9 * 10, 10 *11, 11 * 12, 12 * 13.
So, 150 is wrong and must be replaced by (12 * 13) i.e. 156..

Question No 27

Choose or find odd letter group
AE , AI , IO , EI , OU

Solution!
All other groups contain two consecutive vowels of the alphabet.
.

Question No 28

Magi bought seven boxes. A week later half of all her boxes were destroyed in a fire. There are now only 22 boxes left. With how many did she start?

Solution!
Let's Marla have "x" boxes.
She bought 7 more: x+7
Half of them destroyed: x+7/2
Left with:
x+7/2=22
x+7=22 x 2
x+7=44
x=37
She started with 37 boxes
.

Question No 29

Cheap : peach : : _____ : large

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

0 is an