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?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

O_er_t_o_

Complete the missing letters of the given word.

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?

Can you make a six-letter word using the letters N, A and B ?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

what does the below math rebus puzzle mean?