Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I am quite hot but become too cold if you remove the first two letters. What am I?

Jessica is telling her friends this story and asks them to guess if it’s the truth or a lie: “There was a man sitting in a house at night that had no lights on at all. There was no lamp, no candle, and no other source of light. Yet, he sat in the house and read his book happily.” Her friends say she’s lying, but Jessica corrects them and says she’s telling the truth. Jessica’s story is true—but how?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

John was running from 40 thieves. John has got 3 gold boxes which weigh as 4kg, 2kg, and 1kg respectively. A witty man asked John to stay with him for seven days in exchange for 1kg gold per day. John needs to stay there for seven days and also do not want to give the witty man any advance. How can John pay for his seven days stay?

John was piloting a plane behind a car but was never able to overtake it. Why?

Count the number of lines in the image below ?

What is common among 11, 69, and 88?

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?