Hard Aptitude Number

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?




Similar Riddles

When does a USA Potato change its nationality?

Asked by Neha on 15 Apr 2026


Find the missing letter in the last circle logically in the given below picture.

Apply Logic in Alphabet

Asked by Neha on 02 Apr 2024

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Asked by Neha on 18 May 2024


You are a thief and you are being punished for your crime. People have tied your head down on a tree with a rope that has been anchored in the ground. A candle is burning below the rope which is slowly burning it away. Just below your head, a Lion has been left loose and is waiting for you to drop down on the ground so he can have you as his lunch.

You have to survive the scenario. How will you do it?

Asked by Neha on 17 Dec 2025

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

Math Figure Puzzle

Asked by Neha on 03 Apr 2023

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

Fill the Grid

Asked by Neha on 17 May 2021


What does it mean?

What does it mean?

Asked by Neha on 03 Mar 2025

What type of tree can I carry in my hand?

Asked by Neha on 04 Apr 2025

What does an Island and the letter T have in common?

Asked by Neha on 18 Feb 2023


After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

Asked by Neha on 07 May 2025

Hot Articles

Amazing Facts

Challenging

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