How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

Find the next number in the series below

21 32 54 87 131 ?

A man dies of old age on his 25 birthday. How is this possible?

By moving just one matchstick, you need to make the below statement true. Can you do it?

Who always enjoys poor health?

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

Find
6 * 5 * 4 = ?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?