How do you convert 5.8 m/hr to cm/m using powers of ten?

What is the percent of increase for a population that changed from 438,000 to 561,000

Suppose a pendulum is l meters long. the time,t,in seconds that it tales to swing back and forth once is given by t=2.01

Julian wrote the following numeric pattern on the board3,10,17,24,31,38.what numbers of julian's pattern are compound numbers.