Question

Suppose a bus travels first 240 km a speed of '80 km/hr. It covers mest 360 km at' speed 90 km Ther What is its overage speed​

Answer 1

Answer:

Answer:85 km/h

Step-by-step explanation:

Let x is the first 240 km speed of 80 km/h

Let y be the next 360 km at a speed of 90 km/h

Now the average speed is

= x+y÷2

= 80+90÷2

= 170÷2

=85

Therefore the average is 85 km per hour

Answer 2

Answer:

4 is the answer

Step-by-step explanation:

divide 360 by 90 because speed formula is speed = distance / time