Next Number?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?




Similar Riddles

What begins with T, ends with T, and has T in it?

Asked by Neha on 15 Oct 2021


Replace the question mark with the correct number below.

Tree Problem

Asked by Neha on 19 Mar 2024

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

Asked by Neha on 26 Feb 2024


In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

Asked by Neha on 03 Apr 2026

A man plots the murder of his wife. His plan is full proof. Nobody saw them leaving their house. He stabbed her with a knife while driving. She died on the spot. He threw her body in a valley. He threw the knife carefully wiping his finger prints on a random garbage bin. Then he went back to his home and no one was watching him this time as well.

After an hour, he was called by the local police department who informed him that his wife was murdered. They asked him to reach the scene of crime immediately. But as soon as he arrived at the crime scene, he was arrested by them.

How did the police know that he himself is the murderer?

Asked by Neha on 01 Aug 2021

If a wheel has 54 spokes, how many spaces are there between the spokes?

Asked by Neha on 27 Sep 2021


You are playing as white and given four rooks to checkmate the black king in four moves with the following rules 1. You can place one rook every move and ensure the black king should be in check position.2. After four moves the black king should be in the checkmate position.

King Rooks Riddle

Asked by Neha on 21 Apr 2026

Who always enjoys poor health?

Who enjoys poor health?

Asked by Neha on 22 Sep 2021

During which month do people sleep the least?

Asked by Neha on 13 Apr 2022


I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

Asked by Neha on 30 Sep 2023

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Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.