Question

A car take 2 hours to reach destination by travelling at a speed of 60 km per hour . how long will it take when a car travelles at the speedly of 80 km per hour ?​

Answer 1

Answer:

according to question :-

Time 1 = 2 hrs

Speed 1 = 60

now Distance = speed * time = 60*2 = 120 km

now Speed 2 = 80

so time 2 = distance / speed = 120/80 = 1.5 hrs

so time = 1.5 hrs

hope you understand plz thank my answer

Answer 2

Answer:

it is a inverse variation

first we will convert 2 hours into minutes

Step-by-step explanation:

so 1 hour is 60 min,so 2 hours 120 min

60     80

120     x

60*120

 80

ans will come 180 minutes ,now we will convert into hour so 1.5 hrs answer

i hope you understood  thankyou