#1 - which number replaces the question mark puzzle

which number replaces the question mark?

which number replaces the question mark puzzle

30

Explanation:
As you can see the lower number rows are always bigger than upper row ones with the difference going up by 3 with every step

34 - 32 = 2
32 - 27 = 5 (difference going up by 3 from last difference)
56 - 48 = 8 (difference going up by 3 from last difference)
? - 19 = 11 (difference going up by 3 from last difference)
so ? = 30

#2 - Which number replaces the question mark in the picture below

Can you find out the number that will replace the question mark?

Which number replaces the question mark in the picture below

4.

The 1st picture has 9 connecting dots / crossed lines.
The 2nd picture has one connecting dot / crossed line.
The last picture has 4 connecting dots / crossed lines.

#3 - Maths Problem With 2 Answer

Can you solve the below maths equation problem by replacing the question mark with the correct number?

Note: It has more than one solution.

Maths Problem With 2 Answer

40 or 96

Explanation:
Solution A :
Add the rhs of the last line to the current line
1 + 4 = 5
5 + 2 + 5 = 12
12 + 3 + 6 = 21
21 + 8 + 11 = 40

Solution B :
RHS = 1ST NUMBER + (1ST NUMBER * 2ND NUMBER)
1 + (1 x 4) = 5
2 + (2 x 5) = 12
3 + (3 x 6) = 21
8 + (8 x 11) = 96

#4 - Missing Number Table Puzzle

Find the missing number in the table below?

Missing Number Table Puzzle

89

(1st-number * 2nd-number) + (1st-number + 2nd-number) = 3rd number.
(3 x 1) + (3 + 1) = 3 + 4 => 7
(6 x 4) + (6 + 4) = 24 + 10 => 34
(8 x 7) + (8 + 7) = 56 + 15 => 71
(9 x 8) + (9 + 8) = 72 + 17 => 89 ... (Answer)

#5 - Replace Question Mark Puzzle

Replace the question mark with the two letters to complete the puzzle?

NE US RN ER RS TH US ?

Replace Question Mark Puzzle

RY

The list is formed by using last two letter of planet's names in the order from Neptune To Mercury

NEPTU:NE
URAN:US
SATU:RN
JUPIT:ER
MA:RS
EAR:TH
VEN:US
MERCU:RY

#6 - Which number replaces the question mark

Which number replaces the question mark?

Which number replaces the question mark

569

The Central number is formed by there greatest factor of 15 12 and 18
15=> 3 * 5 => greatest factor is 5
12=> 2 * 6 => greatest factor is 6
18=> 2 * 9 => greatest factor is 9.

#7 - what number will replace

what number will replace "?" in the picture below?

what number will replace

24

Explanation:
21 * 4 - (4 * 4) = 68
12 * 4 - (4 * 4) = 32
17 * 4 - (4 * 4) = 52
10 * 4 - (4 * 4) = 24

#8 - Tricky Number Sequence

Which number will replace the "?" and complete the sequence?

1 1 2 4 3 9 4 61 5 52 6 63 7 ?

94

Logic Used: The numbers are in pair and every second number is the reverse of 1st number.
1 -> 1
2 -> 4
3 -> 9
4 -> 61 (Reverse of 16)
5 -> 52 (Reverse of 25)
6 -> 63 (Reverse of 36)
7 ->94 (Reverse of 49)

#9 - Missing Number Brain Teaser

By deducing the logic used in the table below, can you find the missing number?

Missing Number Brain Teaser

52

For 1st column: 26 - 4 = 22
For 2nd column:37 - 5 = 32
For 3rd column:48 - 6 = 42

Missing number
59 - 7 = 52

#10 - Next Term In Sequence

Which number comes next in the sequence
1 3 8 13 21 ?

17

1
3 = one (3 letters)
8 = three (5 letters) + one (3 letters)
13 = Eight (5 letters) + three (5 letters) + one (3 letters)
21 = Thirteen (8 letters) + Eight (5 letters) + three (5 letters) + one (3 letters)
17 = twentyOne (9 letters) + Thirteen(8 letters)