79+ Math Puzzles Questions With Answers And Explanation

Guess which number should be replaced by the "?" in the given series 0,10,1110,3110,132110,?

Answer

1113122110

In given series 2nd number gives number of which digits present in the 1st number and so on continues for 3rd ,4th,...

Here 1st no. has only one zero, so 2nd no. is 10 and 2nd no. has one 1 and one 0,so 3rd no. is 1110, so like that 5th no. has one 1,one 3,one 2,two 1's and one 0.So the next no. is 1113122110.

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13 3962

Solve the given math puzzle?

math_puzzle21543466621.jpg image

A) 11	B) 3
C) 10	D) 1

Answer & Explanation Answer: C) 10

Explanation:

From the given data,

1 + 9 + 8 = 1

ONE + NINE + EIGHT

Consider the first letters and join them viz O N E = 1

So, now consider 2 + 8 + 9 in similar way

TWO+EIGHT+NINE

First letters are T E N = 10

2 + 8 + 9 = 1⃣0⃣

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11 3948

Q:

Solve this logical Math puzzle?

A) 1 B) 0

C) 10 D) 5

A) 1

B) 0

C) 10

D) 5

Answer & Explanation Answer: A) 1

Explanation:

From the given data,

11+ 11 = 4 => 1 + 1 + 1 + 1 = 4

12 + 12 = 6 => 1 + 2 + 1 + 2 = 6

13 + 1 3 = 8 => 1 + 3 + 1 + 3 = 8

Similarly,

14 + 14 = 10 => 1 + 4 + 1 + 4 = 5 + 5 = 10

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15 3911

Q:

How much money did the owner lose?

A) Rs. 40 B) Rs. 200

C) Rs. 60 D) Rs. 100

A) Rs. 40

B) Rs. 200

C) Rs. 60

D) Rs. 100

Answer & Explanation Answer: D) Rs. 100

Explanation:

The owner first lost Rs. 100 in cash, but after the thief bought Rs. 60 goods, he get back that Rs. 100 but he lost Rs. 60 value of goods and Rs. 40 in change.

So, a total of 60 + 40 = Rs. 100 the owner lose.

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4 3905

Q:

Math Logic Challenge

A) 23 B) 26

C) 13 D) 29

A) 23

B) 26

C) 13

D) 29

Answer & Explanation Answer: B) 26

Explanation:

Let the integer be x. Then,

$x^{2} - 20 x = 156$

(x + 6)(x - 26) = 0

x = 26

The integer is 26.

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12 3782

Q:

Solve this puzzle?

A) 18 B) 16

C) 20 D) 14

A) 18

B) 16

C) 20

D) 14

Answer & Explanation Answer: B) 16

Explanation:

Let the given be resembled in letters like R, G & B.

Here given,

1) R + R + R = 30

=> 3R = 30 => R = 30/3 = 10

2) R + G + G = 18 => R + 2G = 18 => 10 + 2G = 18 => 2G = 8 => G = 4

3) G - B = 2 => B = G - 2 => B = 4 - 2 => B = 2

Hence, R + G + B = 10 + 4 + 2 => 16.

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4 3488

Q:

Solve this Math puzzle?

A) 96 B) 88

C) 40 D) 19

A) 96

B) 88

C) 40

D) 19

Answer & Explanation Answer: A) 96

Explanation:

The given math puzzle follows a logic that,

1 + 4 = 5 => 1 x 4 + 1 = 5

2 + 5 = 12 => 2 x 5 + 2 = 12

3 + 6 = 21 => 3 x 6 + 3 = 21

Similarly,

8 + 11 = > 8 x 11 + 8 = 96.

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9 3484

Q:

If $9 = 63 8 = 48 7 = 35$

Then 4 = ?

A) 4 B) 8

C) 12 D) 16

A) 4

B) 8

C) 12

D) 16

Answer & Explanation Answer: B) 8

Explanation:

Here given that 9 = 63, 8 = 48, 7=35, ...

The given question follows a pattern that

9 x (9 - 2) = 9 x 7 = 63

8 x (8 - 2) = 8 x 6 = 48

7 x (7 - 2) = 7 x 5 = 35

Similarly, 4 x (4 - 2) = 4 x 2 = 8.

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8 3360

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