The speed of a boat in still water in 42 km/hr and the rate of current is 6 km/hr. The distance travelled downstream in 44 minutes is:	Pick.
A) 86.6 km  B) 46.6 km  C) 35.2 km  D) 35.6 km  E) 26.6 km

Rationale: "speed downstream = ( 42 + 6 ) = 48 kmph time = 44 minutes = 44 / 60 hour = 11 / 15 hour distance travelled = time × speed = 11 / 15 × 48 = 35.2 km answer : c"
Answer: C