Ball in Bag

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?




Similar Riddles

You are an expert on paranormal activity and have been hired to locate a spirit haunting an old resort hotel. Strong signs indicate that the spirit lies behind one of four doors. The inscriptions on each door read as follows:

Door A: It's behind B or C
Door B: Its behind A or D
Door C: It's in here
Door D: It's not in here

Your psychic powers have told you three of the inscriptions are false, and one is true. Behind which door will you find the spirit?

Asked by Neha on 23 Oct 2023


What does does this rebus picture means ?

Rebus Picture Riddle

Asked by Neha on 03 May 2023

I can be cracked, made, told, and played. What am I?

Asked by Neha on 16 Aug 2025


By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Zoo Matchsticks Riddle

Asked by Neha on 27 May 2023

Which is the rope you never skip with?

Asked by Neha on 01 May 2024

What number do you get when you multiply all of the numbers on a telephone's number pad?

Asked by Neha on 17 Jul 2024


I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

Asked by Neha on 25 Jul 2025

Can you replace the question mark with the correct number in the below table sequence?

Complete the table Sequence

Asked by Neha on 23 Feb 2025

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Asked by Neha on 21 Sep 2023


John is a strange liar.

He lies on six days of the week, but on the seventh day, he always tells the truth.

He made the following statements on three successive days:

Day 1: "I lie on Monday and Tuesday."
Day 2: "Today, it"s Thursday, Saturday, or Sunday."
Day 3: "I lie on Wednesday and Friday."

On which day does John tell the truth?

Asked by Neha on 27 Feb 2025

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In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki