a car travels at a speed of 40/h for 2 hours and then at 60km/h for 3 hours, what is the average speed of the car during the entire journey?
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40km/h x 2 = 80km
60km/hr x 3 = 180km
Total Distance = 260km
Total time = 5hr
Avegare speed = 260/5 = 52km/hr
Average speed is 52km/hr
60km/hr x 3 = 180km
Total Distance = 260km
Total time = 5hr
Avegare speed = 260/5 = 52km/hr
Average speed is 52km/hr
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V1=40
V2=60
T1=2
T2=3
S1=40×2=80
S2=60×3=180
VAVG=80+180÷2+3
=52
V2=60
T1=2
T2=3
S1=40×2=80
S2=60×3=180
VAVG=80+180÷2+3
=52
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