How Many Pluses

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?




Similar Riddles

When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?

Asked by Neha on 17 May 2021


In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

Are You A Chess Player?

Asked by Neha on 08 Apr 2024

A man is looking at a photograph of someone. His friend asks who it is. The man replies, “Brothers and sisters, I have none. But that man’s father is my father’s son.” Who was in the photograph?

Asked by Neha on 04 Jul 2025


I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

Asked by Neha on 07 Dec 2023

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

Asked by Neha on 02 Sep 2024

How can one talk without saying a single word?

Asked by Neha on 25 Nov 2023


What can go up a chimney down, but can’t go down a chimney up?

Asked by Neha on 12 Jul 2025

What Adam and Eve do not have but the rest of the people have?

Asked by Neha on 15 Mar 2023

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

Asked by Neha on 06 Aug 2024


A game is being played where eight players can last for thirty-five minutes. Six substitutes alternate with each player in this game. Thus, all players are on the pitch for the same amount of time including the substitutes.

For how long is each player on the pitch?

Asked by Neha on 29 Aug 2023

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Amazing Facts

Challenging

There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.