How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

Can you place six X (crosses) in below board without making three in a row in any way ?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

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

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Why 1729 is a magic number? Answer Logically.

I look at you, you look at me I raise my right, you raise your left. What am I?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?