How many seconds will it take to come back to the top of the rod!
Integers Fact: Find here: http://www.ipracticemath.com/Learn/BasicMath/TInt
An insect crawls up 5 cm every second on a 60 cm vertical rod and then falls down 2 cm over the next second. How many seconds will it take to climb the rod?
Note: when insect can come back to the top of the rod!