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A car travells certain distance taking 7 hrs in forward journey, during the return journey increased speed 12km/hr takes the time 5 hrs. What is the distance travelled.
a) 210 KMs
B) 30 KMs
c) 20 KMs
d) None Of these
Answer:
Increased speed by 12Km/hr?
or Increased speed to 12Km/hr?
If first, none. If second, it takes 5 hours to return with 12Km/hr. So, 5 multiply 12 equals 60 Km. Since it is round trip, it is going to be 120 km.
or Increased speed to 12Km/hr?
If first, none. If second, it takes 5 hours to return with 12Km/hr. So, 5 multiply 12 equals 60 Km. Since it is round trip, it is going to be 120 km.
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