C. Word Problem 1. The number of hours required to complete a certain job varies inversely as the number of machines used to do the work, if they operate at the same rate. If 4 machines can complete a certain job in 10 hours, Slo taste no0 a. What is the constant of variation? = nolishev le noitsupd b. What is the equation of variation? c. How long will it take 5 machines to complete the same job.?​