Question

(d)
2
31.
An aeroplane flies from A to B at the rate of 500 km/hour and comes back from B to A at the rate
of 700 km/hour. The average speed of the aeroplane is
(a) 60 km per hour
(b) 583.33 km per hour
(c) 100 V35 km per hour
620 km per hour
(d)​

Answer 1

Answer:

b) 583.33km p/h

Step-by-step explanation:

formula - 2(x*y)

______

x+y

= 2*500*700/ 1200

Answer 2

Answer:

this answer is write

Step-by-step explanation:

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