You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

What is the next shape from answers A, B, C, and D figure?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?

Replace the question mark with the number below given a simple math problem.

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

The centre of the third figure is empty. What digit should fit inside?

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?