Question

Mr. Dann travels 25km in his car with a constant speed of 50km/hr to drop his daughter to school on time and another 50 km with a constant speed of 80 km/hr to reach his office well on time.
a) How long did it take for this trip
b) Mr.Dann manages his time very well. Time management is important even for a student. What is your opinion?​

Answer 1

Answer:

21/10 hr

Explanation:

(25+80)/50

time = distance/speed

Answer 2

Answer:

1.The whole trip will take (25/50)+(50/80)=(1/2)+(5/8)=(9/8) hr

=1.125 hr.

2. Yea time management is really very much important in our daily life...for student time management is also necessary.