Question

Two persons Raghu and Raman started travelling from
point P in their cars separately in the same direction. Raman
covers twice the distance covered by Raghu in the same
time period. Two hours later. Rishi also starts from point P
in his car in the same direction as Raghu and Raman. He
overtakes Raman exactly 6 hours and 40 minutes after he
overtakes Raghu.
. Ir the speed of Raghu's car is 40 kmph, then what is
the speed of Rishi's car?
1) 135 kmph
2) 120 kmph
3) 80 kmph
4) 100 kmph 5) Cannot be determined​

Answer 1

The answer is 5 that cannot be determined

Answer 2

Answer:

4 100kmph

and 5 can not be determined