a car travels at 54 kilometre per hour for first 20 seconds 36 kilometre per hour for next 30 seconds and finally 18 km per hour for next 10 seconds find its average speed
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Answer:
the average speed is 150
tinarastogi0106:
yaaa tell ur mind math based and because I am curious to know
ooo
yess
I will tell just first calculate the distance travel by an object by adding their digit than calculate no. of hour travel by adding them than divide them both the no.
and is 90.3 km I think .....
sorry bro
answer is only
iam sry
koi niii sometimes its happen
chill
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