janine bought a portable CD player for $75. if the sales tax is 5%,what is the total cost of the CD player
1 answer:
You might be interested in
10 × 75 = 750 minutes to file 100% of the files. (Approximately 12.5 hours)
= 0.7
70% of these files = 750 × 0.7 = 525 minutes.
Converting 525 minutes into hours, Jan would to take 8.75 hours to file 70% of the files.