What month of the year has 28 days?

What work can one never finish?

Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

A bomb exploded in a room full of married couples and no one died. How?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

They are three errirs in this question. Can you find them?

Move three sticks of the spiral below to form a square.

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?