D, because it is the only one that contains multiples. All others contain factors.
If you have any doubts plz let me know.
2 weeks = 14 day
14 * 15 = 210 seconds
210/60=3 hours and 30 minutes or 3.5 hours.
I think it’s d. A percent is out of 100 so it’s 156/100
X
216
1000
Hope it helps:)
