How do you go from 98 to 720 using just one letter?

The cream is heavier than Milk. True or False?

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

Can you find out the missing number in the grid?

Who can jump higher than a Mountain?

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

What can you deduce from the following BrainBat?

CRY
LMKI

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?