Question

6.
Stephen had a 10:00 a.m. appointment 60 km from his home. He averaged 80 km/h for the trip and
arrived 20 minutes late for the appointment. At what time did he leave his home?
(A) 9:35 am
(B) 9:15 am
(C) 8:40 a.m.
(D) 9:00 am
() 9.20
Answer in brief​

Answer 1

Answer:

9:35

Explanation:

is his speed was 80 kilometre per hour it it means in 3 upon 4 minut he will travel 1 kilometre if he will travelling 1 km in 3 upon 4 then he will cover 60 kilometre in 45 minutes and thenhe reached 20 minute late means he arrived at 10:20 a.m. then he will leave 45 minutes before 10:20am that is 9:35..

mate can be help you.