Mr. Challenge Math

Answers to Wednesday's two questions: #1: Circle and
#2 1/10 of a millimeter

What is your age in Jupiter years? Pluto years? Mine are 5 years old for Jupiter and for Pluto, 3 months old.

Here is a dramatic example that highlights the difference between the speed of light and the speed of sound. Light takes a little more than 8 minutes to travel from the sun to the earth. Sound can not travel in the vacuum of space, but if it could, and assuming the same speed as in normal air, then it would take about 14 years for sound to travel the 93 million miles from the sun to the earth.

Answer to yesterday's problem is: 6060 legs