Solve the mathematical equation in the picture below.

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

I am an odd number. Take away a letter and I become even. What number am I?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

How can you tell a raw egg from a hard-boiled egg?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?