Find the next number in the sequence

5 12 24 36 ?

I know a nine-letter word having only one vowel.
Do you ?

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

What kind of tree can you carry in your hand?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

Can you place three balls such that the equation shown in the picture holds true?