Solution:

smoke inhalation

Solution:

Letter E

Solution:

One Minute building

building 62 => Sixty second building => One minute building

Solution:

Broken promise

Solution:

Mountains cant jump

Solution:

Forty

Solution:

52

sum of consecutive prime numbers
(2+3 , 5+7 , 11+13 , 17+19 , 23+29)

Solution:

After L(L-2)=L-2, Next step should be L(L-2)-L+2=0
=>L^2-3L+2=0

now solve this equation L , answer will be 1 and 2

Solution:

186

Explanation :
21+11*1 => 32
32+11*2 => 54
54+11*3 => 87
87+11*4 => 131
131+11*5 => 186

Solution:

Ready for anything

Solution:

4

92 - 38 = 54
5 is given and 4 is missing

Solution:

2(remember bodmas)

Solution:

2

Solution:

step 3 is wrong

Solution:

2/13

There 4 kings & 4 jacks, which implies there are 8 cards that can satisfy the above problem.
=>8/52
=> 2/13

Solution:

60

Solution:

A Stoplight

Solution:

4

6*3 equals 18
7*9 equals 63
6*4 equals 24
7*6 equals 42, ? should be replaced by 4.

Solution:

Horse And queen are chess pieces

Solution:

6

sum of opposite number is 21