Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Find the missing number: 1, 2, 3, 10, 10, ?, 9,802

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?

Can you find out the remainder when 3^300 is divided by 5?

What can you deduce from the following BrainBat?

CRY
LMKI

What number comes next in this sequence:
7 8 5 5 3 4 4 _

A gardener planted the Lemon trees in a mathematical ordered way (i.e. he planted a tree in rows).
He created a total of 19 rows of trees.

Note: There should be more than 2 trees to count as a row.

What is the minimum number of trees required by the gardener to have 19 rows of trees?

John is pretty weird. He likes toffees but hates chocolates. He loves books but never reads. He likes to build his troops in an online game but does not proceed with the war. He likes to go swimming but is afraid of water.

Seeking this behaviour, can you tell whether he likes balloons and parties?

How is the moon similar to a dollar?

There is a rock group of four men that do not sing. Name It?