From a pack of 52 cards, I placed 4 cards on the table.

I will give you 4 clues about the cards:

Clue 1: Card on left cannot be greater than the card on the right.
Clue 2: Difference between the 1st card and 3rd card is 8.
Clue 3: There is no card of an ace.
Clue 4: There are no face cards (queen, king, jacks).
Clue 5: Difference between the 2nd card and 4th card is 7.

Identify four cards?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

What is black when you buy it, red when you use it, and gray when you throw it away?

Open a Laptop which is password protected. Hint for the password is given as below:

1 mobile 3 books 2 Boards 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

What 5-letter word typed in all capital letters can be read the same upside down?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

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

How many triangles can you count in the figure given?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?