Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

I have Rs.50 and I spend it in the way as below.

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

Which wheel of car does not rotate when you turn your car right?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

A girl says this to her best friend: “I was born in 1955, and I celebrated my 17th birthday last weekend.” Her best friend thinks she’s lying, but she’s actually correct. How is that possible?

I am sure no one can have two things for dinner. what are they?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?