Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

What jumps when it walks and sits when it stands?

Replace the question mark with the correct number in below Picture:

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Can you solve the rebus below?

Can you replace the question mark with the correct number?

what does the below rebus mean?

Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Accidentally, two trains are running in the opposite direction and enter a tunnel that is 200 miles long. A supersonic bird that has fled the lab and taken shelter in the tunnel starts flying from one train towards the other at a speed of 1000 mph. As soon as it reaches the second train, he starts flying back to avoid collision and meets the first train again at the other end. The bird keeps flying to and fro till the trains collide with each other.

What is the total distance that the supersonic bird has traveled till the trains collided?