John is the son of Jacob.
So,
Jacob is the_____of John's father?

Solve the counting riddle by identifying the number of triangles in the given picture.

How far can you walk into the woods?

Find the smallest sentence with all the English alphabet.

What does below pictogram mean?

There is a jar in which there are two types of candies.
20 blueberries and 16 strawberries. You perform the following steps:
1) You take out two candies.
2) If the two candies are of the same flavour, you add a blueberry one otherwise, you add the strawberry one.

You repeat these two steps till there is just one candy remaining in the jar. Which flavoured candy will be left?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

Two natural numbers have a sum of less than 100 and are greater than one.

John knows the product of the numbers and Jacob knows the sum of numbers.

The following conversation takes place between them:
John: 'I am not aware of those numbers.'
Jacob: 'I knew you wouldn't be. I am not aware myself.'
John: 'Now I know them!'
Jacob: 'Now I know them, too!'

What are the two numbers?

A man dies of old age on his 25 birthday. How is this possible?

I look at you, you look at me I raise my right, you raise your left. What am I?