In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

What can you hold in your right hand, but never in your left hand?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

Can you find the key in the picture below?

What's the best place to go shopping in the ocean?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain