Quick Maths Riddle

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?




Similar Riddles

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

Asked by Neha on 22 Apr 2023


I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Asked by Neha on 12 Aug 2025

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

Asked by Neha on 30 Jan 2025


Can you find the hidden animal in the picture below?

Find Animal In Picture Riddle

Asked by Neha on 14 Apr 2021

What part of the chicken has the most feathers?

Asked by Neha on 19 Jul 2025

Spot 5 differences in two Christmas tree below:

Christmas Tree

Asked by Neha on 06 Jul 2021


Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

Asked by Neha on 23 Jul 2021

Can you find the 09 errors in the picture below?

Find the Errors

Asked by Neha on 29 Mar 2025

Count the squares in the matchstick puzzle below?

Count the Squares

Asked by Neha on 17 Sep 2023


How many triangles are there on the puzzle below?

Let

Asked by Neha on 10 Feb 2024

Hot Articles

Amazing Facts

Crossword puzzles

In the 1920s, people feared that crossword puzzles would contribute to illiteracy.