What has to be broken before you can use it?

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

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

What's a single-digit number with no value?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?

12345 a famous South Indian actor
567 is a path in jumbled form
8 & 10 are same letters
9 is one among the first six alphabets.
WHO AM I?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

Identify the hidden meaning behind this picture?