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?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

What is the last thing you take off before bed?

Can you divide the below-given shape into four equal and identical pieces?

If a wheel has 54 spokes, how many spaces are there between the spokes?

A generous owner of a company decided to give a bonus of $45 to every man and $60 to every woman on his birthday. But only one-ninth of the men and one-twelfth of the women were present to take the bonus.

Can you calculate the amount of money the owner spent if there were 3552 employees?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Identify the hidden meaning behind this picture?