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

#### Question No 1

Idiom and phrases
To keeps one's temper.

Solution!

#### Question No 2

There are two sisters where, Lily is younger than Mandy by 5 years. If the ratio of their ages is 3 :8. Find the age of Mandy?

Solution!
If Mandy age is X, then Lily age is X - 5,
so X - 5 / X =3 / 8
8 x- 40 = 3 x
5X= 40
X =8
so age of Lily is X - 5
8 - 5 = 3.
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#### Question No 3

There are six persons A, B, C, D, E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are two fathers, three brothers and a mother in the group. Who is E's husband?

Solution!

Option (C)

D is father of A and grandfather of F. So, A is father of F. Thus, D and A are the two fathers. C is the sister of F. So, C is the daughter of A. Since there is only one mother, it is evident that E is the wife of A and hence the mother of C and C and F. So, B is brother of A. There are three brothers. So, F is the brother of C. Clearly, A is E's husband.

.

#### Question No 4

Festival must have:

Solution!
No explanation available for this question..

#### Question No 5

A farmer bought a cow for rupees 14000 and sold it for rupees 15000. Find his profit percentage?

Solution!
Profit=15000-14000
=1000
Profit percentage=(1000/14000)*100=7%
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#### Question No 6

If you toss a coin 13th time it lands head up every time, what are the chances it will land head if you toss it again.

Solution!
Still there is 50% chance for head and tail would be same, because it is independent event..

#### Question No 7

Centimeter is to meter as inch is to

Solution!
No explanation available for this question..

#### Question No 8

A family consists of six members P, Q, R, X, Y and Z. Q is the son of R but R is not mother of Q. P and R are a married couple. Y is the brother of R. X is the daughter of P. Z is the brother of P. Who is the brother-in-law of P?

Solution!
Option (C)
Q is the son of R but R is not the mother. So, R is the father of Q. P is married to R. So, P is the wife of R and the mother of Q. X is the daughter of P and hence of R and so she is the sister of Q. Y is the brother of R and Z is the brother of P.
R is the husband of P and Z is the brother of P. R is husband of P and Y is brother of R so, Y is brother in law of P..

.

#### Question No 9

Which word is opposite of soothe?

Solution!
Top soothe is to comfort; to aggravate is to irritate..

#### Question No 10

(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.
What relationship do D and E bear to each other ?

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.
Clearly, D and E are sisters.

.

#### Question No 11

3897 x 999 = ?

Solution!
( B ). 3893103
3897 x 999= 3897 x (1000 - 1)
= 3897 x 1000 - 3897 x 1
= 3897000 - 3897
= 3893103.
.

#### Question No 12

On Thuesday Bloom bought five hats. On Wednesday half of all the hats that she had were destroyed.On Thursday there were only 17 left. How many did she have on Monday?

Solution!
On Monday n.o of hat =x
On Tuesday=x+5
On Wednesday :x+5/2
bloom left with:
x+5/2=17
x+5=17Ã—2
x+5=34
x=34-5
x=29
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#### Question No 13

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 14

A family consists of six members P, Q, R, S, T and U. There are two married couples. Q is a doctor and the father of T. U is grandfather of R and is a contractor. S is grandmother of T and is a housewife. There is one doctor, one contractor, one nurse, one housewife and two students in the family. Who is the sister of T?

Solution!
Q, the Doctor, is the father of T. S, the Housewife, is the grandmother of T and hence the mother of Q. Since there are only two married couples one being that of Q, the grandfather of R i.e., U must be married to S. Thus, R and T will be both children of Q and these must be the students. So, P, who remains, shall be the wife of Q and she alone can be the nurse. Thus, U must be the contractor.
Clearly, R and T are children of same parents. So, R will be the sister of T.

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#### Question No 15

1, 1/2, 1/4, 1/8, 1/16, .... Common ratio will be:

Solution!
No explanation available for this question..

#### Question No 16

A bike on electric battery is moving towards north. It's kick will be towards ______ side:

Solution!
No explanation available for this question..

#### Question No 17

7 - 6 Ã·2 + 2 Ã— 3

Solution!
By using DMAS  rule:
= 7 - 6 Ã· 2 + 2 Ã— 3
= 7 - 3 + 2Ã—3
= 7 - 3 + 6
= 7 + 3
= 10
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#### Question No 18

54, 54, 63, 63, 72, 72, 81....
What's next?

Solution!
Difference of 9 in pairs..

#### Question No 19

Mustang : ______ : : jaguar : cat

Solution!
A mustang is a type of horse, jaguar is a type of cat..

#### Question No 20

The largest 5 digit number exactly divisible by 91 is:

Solution!
Largest 5-digit number = 99999.
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#### Question No 21

Baste: cooking::____: gardening.

Solution!
Baste is a cooking term, and mulch is a gardening term..

#### Question No 22

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

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