How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Forwards I am heavy, backward I am not. What am I?

What common phrase is represented by the below lines

Easy going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Medium going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Tough going:
Weak, 'I can't do it, I'm staying!'
Tough, 'Let's get going.'

Find the next number in the sequence

5 12 24 36 ?

What does below Rebus say?

XLR8

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?