How many triangles are there on the puzzle below?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Can you find out the remainder when 3^300 is divided by 5?

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

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

In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?

Find out the missing number in the picture attached:

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?