John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

What does this rebus mean?

O
N
C
E
TIME

I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

how come the second man dies?

How can you make number one disappear by adding something to it?

What is more useful when it is broken?

What is full of holes but still holds water?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Can you replace the question mark with the correct number in the below table sequence?