Mathematics for IGCSE & O level - Time (Section 1 - No. 19)
What is the result of 5.4 hours added to 4 hours 15 minutes in hours?
9.4 hours
9.25 hours
9.65 hours
9 hours 45 minutes
Εξήγηση
5.4 hours + 4 hours 15 minutes = 5.4 hours + 4.25 hours = 9.25 hours which is equivalent to 9 hours 15 minutes.