What has lots of eyes, but can’t see?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

I cannot talk, but I always reply when spoken to. What am I?

If 21x = 79x, what is the value of x?

On a bright sunny day, two fathers took their son fishing in the lake. Each man and son were able to catch one fish. When they returned to their camp, there were only three fishes in the basket. What happened?

PS: None of the fish were eaten, lost, or thrown back.

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

Which Travels Faster? Solve below famous picture riddle:

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

Replace the question mark with the correct number below.