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

How many Watermelons are there in the below picture?

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

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

What is the largest number you can write with just 3 digits?

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

In a secret society, a buried chamber can be accessed only via a secret password. The password is seven characters long and comprises of just letters and numbers.

You find a code that can help you in cracking the password. The code says "You force heaven to be empty".

Can you deduce the password from that?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?