During which month do people sleep the least?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

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

What does this rebus puzzle means ?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

A car meter reading shows 72927 miles a palindromic number.
what is the minimum number of miles you would need to travel to see another palindromic number on the car meter reading?

Which English verb becomes past tense just by rearranging the letters?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I