What is more useful when it is broken?

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?

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

How many times in a given day, minutes and hour clock comes in a straight line ?

If an electric train is travelling south, then which way is the smoke going?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

What do the following words have in common?

Assess
Banana
Dresser
Grammar
Potato
Revive
Uneven
Voodoo

What four weights can be used to balance from 1 to 30 pounds?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?