Question

Find the total distance covered by a car in 20
minutes that moves with a uniform speed of 50
km/h for the first 10 minutes and then with a
speed of 60 km/h for the next 10 minutes.​

Answer 1

Step-by-step explanation:

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Answer 2

time taken=20+10+10=40minute

time taken=20+10+10=40minuteTotal time taken=40minute

time taken=20+10+10=40minuteTotal time taken=40minute(Minute to hour)=40÷60=2/3 hour

time taken=20+10+10=40minuteTotal time taken=40minute(Minute to hour)=40÷60=2/3 hourspeed of car=50+60=110km/h

time taken=20+10+10=40minuteTotal time taken=40minute(Minute to hour)=40÷60=2/3 hourspeed of car=50+60=110km/hTotal speed of car=110km/h

time taken=20+10+10=40minuteTotal time taken=40minute(Minute to hour)=40÷60=2/3 hourspeed of car=50+60=110km/hTotal speed of car=110km/h(DISTANCE=SPEED÷TIME)

time taken=20+10+10=40minuteTotal time taken=40minute(Minute to hour)=40÷60=2/3 hourspeed of car=50+60=110km/hTotal speed of car=110km/h(DISTANCE=SPEED÷TIME)Distance=110÷2/3

time taken=20+10+10=40minuteTotal time taken=40minute(Minute to hour)=40÷60=2/3 hourspeed of car=50+60=110km/hTotal speed of car=110km/h(DISTANCE=SPEED÷TIME)Distance=110÷2/3 110×3/2

time taken=20+10+10=40minuteTotal time taken=40minute(Minute to hour)=40÷60=2/3 hourspeed of car=50+60=110km/hTotal speed of car=110km/h(DISTANCE=SPEED÷TIME)Distance=110÷2/3 110×3/2 55×3

=165km

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