Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

Can you replace the question mark with the correct number?

Which country gets ill every time?

Why do people go to bed?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

I have an apple tree , number of apple in this tree get doubles every week.

On 30th week , the tree gets completely filled with apples :-)



Can you tell me , on what week does my tree is half covered with apples ?

What is the longest word in the dictionary?

When can we add 2 to 11 and get 1 as the correct answer?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Why is the Hole below a Lock?