Find the number of squares in the below-given picture.

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

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

The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school.

What can a student say to prevent his being expelled from school?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

A man dies of old age on his 25 birthday. How is this possible?

What is the largest number you can write with just 3 digits?

Find the smallest sentence with all the English alphabet.

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.