Can you place three balls such that the equation shown in the picture holds true?

In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

Why is the Hole below a Lock?

What has many teeth, but cannot bite?

What is next number in the pattern below:

131 517 192 123 ?

What country can make you shiver?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

what does the below rebus means?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

When it is alive we sing, when it is dead we clap our hands. What is it?