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

Daily Test



Question No 1

The average of 6 quantities is 4. The average of 3 them is 3. What is the average of the remaining three numbers?

Select the correct answer


Solution!

The average of 6 quantities is 4.
 Therefore ,the sum of the 6 quantities is 6 × 4 = 24.
 The average of three of these 3 quantities is 3.
 Therefore, the sum of these three quantities = 3 × 3 = 9 
The sum of the remaining three quantities = 24 - 9 = 15 .
 Average of these three quantities = 15 / 3 = 5.
.

Question No 2

Which word means the opposite of vague?

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Solution!
Vague means not clear or definite; definite means clearly defined..

Question No 3

3+2/4+8=?

Select the correct answer


Solution!
No explanation available for this question..

Question No 4

XWV, TSR, PON, KLJ, HGF...?
What's next?

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Solution!
In reverse series skip 1 alphabet after consecutive 3 Alphabets. .

Question No 5

What comes next? D , I , Q , G , K , R , J , M , S , ?

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Solution!
No explanation available for this question..

Question No 6

Tina is 3 years younger than Tom. The age are in ratio of 2:3. Find the age of Tina.

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Solution!
let's
 Tom = x
 Tina = x - 3
According to given the ratio: x- 3 / x = 2 / 3
3 (x- 3 )=2x 
x = 9
.

Question No 7

All the six members A,B,C,D,Eand F of the family are travelling together.B is the son of C but C is not the mother of B. A and C are married couple . E is the brother of C. D is daughter of A .F is the brother of B . Which of the following is a pair of females.

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Solution!
B is the son of 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 the brother of B means F is son of A and C .D is daughter of A means D is daughter of A means D is daughter A and C. Clearly, the females are mother A and daughter D..

Question No 8

15 tailor can stitch 20 dresses in 1 days. How many dresses can be stitched by 6 tailors in 2 days?

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Solution!
Let X dresses can made
Dresses is a directly proportional to tailor
So,
(X/15)= (6/20)*(2/1)
X=0.6*15
X=9
.

Question No 9

Nail is to finger as hand is to

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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 3, 4, 10, 32, 136, 685, 4116

Select the correct answer


Solution!
The sequence is as follows:
2nd term = (1st term + 1) * 1
3rd term = (2nd term + 1) * 2
4th term = (3rd term + 1) * 3 and so on.
So, 32 is wrong and must be replaced by (10 + 1) * 3 i.e. 33..

Question No 11

What’s comes next?
50.81, 61.80, 72.79, 83.78…?

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Solution!
wo different series of before and after decimal point.
Before decimal: 50, 61, 72, 83, 94 (Addition of 11).   
After decimal: 81, 80, 79, 78, 77(Difference of 1).

.

Question No 12

misery : cheap ::
Homogenous :______

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Solution!
Misery is another word for cheap, and homogenous is another word for alike..

Question No 13

In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options.   AB, BA, ABC, CBA, ABCD, ?

Select the correct answer


Solution!
 The first group of letters is reversed to obtain the second group. The second group is reversed and the next consecutive letter is added to it to obtain the subsequent group..

Question No 14

A test has 20 questions. If Anna gets 90% correct, how many questions did Anna missed?

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Solution!
The number of correct answers is 90% of 20 or 90/100 x 20
90/100 x 20 = 18
Since the test has 20 questions and she got 18 correct answers, the number of questions she missed is 20-18=2
Anna missed 2 question.
.

Question No 15

11, 11, 22, 22, 33, 33, 44, 44...?
What's next?

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Solution!
paring in multiple of 11..

Question No 16

Choose or find odd pair of words

Select the correct answer


Solution!
In all other pairs, second is the form in which the first is preserved.

Question No 17

2,_,4,61,8,56,11,51,14,46,17,41?

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Solution!
Two alternative series .
Odd position :2,5,8,11 is subtracting of 3.
Even position:66,61,56,51 is subtracting of 5.
.

Question No 18

Choose or find odd number
5698 , 7894 , 9865 , 8793 , 6958

Select the correct answer


Solution!
 Sum of digits in each other number is 28
.

Question No 19

How many liters of pure acid are their in 80 liters of a 20% solution.

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Solution!
20% of 80=16.

Question No 20

susan is 3 years older than Tom. 2 years ago Susan was twice as old as Tom. Find the present age of Susan.

Select the correct answer


Solution!
let's
t = x
 S= x + 3
 given condition
 2(x - 2) = X + 3 - 2 
x - 4 = x + 1
x = 5
Tom = 5
Susan= 8
.

Question No 21

Drab:Color ::

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Solution!
No explanation available for this question..

Question No 22

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

Select the correct answer


Solution!
The series is abccab / bcaabc / abccab.
Obviously, the pattern abccab / bcaabc is repeated.
.

Question No 23

Look at this series: 21, 9, 21, 11, 21, 13, . . .
What number should come next?

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Solution!
In this alternating repetition series, the random number 21 is interpolated every other number into an otherwise simple addition series that increases by 2, beginning with the number 9.
In this Series 21 is common random number.
Now add 2 with 9.
9 + 2 = 11
21 is next common number.
11 + 2 = 13
21 is next common number.
13 + 2 = 15.
21 is next common number.
So the answer is 21..

Question No 24

A bullet train is running towards North. Then its smoke will go towards:

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Solution!
No explanation available for this question..

Question No 25

Cask : sack : : thin :_____

Select the correct answer


Solution!
Cask is an anagram for sack, and thin is an anagram for hint ..

Question No 26

The color she chose was a _____ shade of blue.

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Solution!
Peculiar is correct..

Question No 27

EJK, GMO, IPS, KSW, MVA...?
What's next?

Select the correct answer


Solution!
There is three different series in group.
1st letter in each group with gap of 1.
2nd letter in each group with gap of 2.
3rd letter in each group with gap of 3.
.

Question No 28

2 + 22 + 23 + ... + 29 = ?

Select the correct answer


Solution!
This is a G.P. in which a = 2, r =22/2= 2 and n = 9.
Sn =a(rn - 1)/ (r - 1) (2 - 1)=2 x (29 - 1)/(2-1)= 2 x (512 - 1)   = 2 x 511   = 1022.
.

Question No 29

In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
_ bcdbc _ dcabd _ bcdbc _ dc _ bd

Select the correct answer


Solution!
The series is abcd / bcad / cabd / abcd / bcad / cabd. Thus, the pattern abcd / bcad / cabd is repeated twice.
.

Question No 30

In following alphabet series , one term missing as shown by question mark . Choose missing term from options.
  Z, Y, X, U, T, S, P, O, N, K, ?, ?

Select the correct answer


Solution!
The given series consists of three consecutive letters from the end, then two letters skipped, then again three consecutive letters from the end so on..
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