If 21x = 79x, what is the value of x?
You’ll find me on Mercury, Earth, Mars, Jupiter, Saturn, and Uranus. But never Neptune, or Venus. What am I?
A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa. He collects a total of 324 coins. Can you tell me how many number of 20-paisa and 25-paisa he got?
Can you count the number of quadrilaterals in the picture below?
I am a prime number. The double of myself is equal to the square of me. which number am I?
What's the only room from which no one can enter or leave
The product of three consecutive numbers is 7980. Then the sum of these consecutive numbers would be?
How can you write nineteen in a manner that if we take out one, it becomes twenty?
A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?
There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?
Why is the longest human nose just 11 inches?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.