Why is a river so rich ?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What is common among 11, 69, and 88?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

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?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

How many triangles can you find in this given picture?

When can we add 2 to 11 and get 1 as the correct answer?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?