Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

What does the below rebus puzzle mean?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

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

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

What word is pronounced the same if you take away four of its five letters?

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

AB * C = DE - F = GH / I