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

Solve the equation in the image by looking at the pattern closely.

Why is 6 afraid of 7?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

You need to arrange three 7 and mathematical symbols to form number 1?

What does the below rebus riddle means?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

An ape is trying to climb on a pole that is 60 feet high. Due to the slippery surface, the ape climbs 3 feet in a minute only to slip back 2 feet.

How much time do you think the monkey will take to reach the top of the pole?

I travel all around the world but always stay in the corner. What am I?