Robert is travelling on his cycle and has calculated to reach point A…

Question

Robert is travelling on his cycle and has calculated to reach point A at 2 P.M. if he travels at 10 kmph, he will reach there at 12 noon if he travels at 15 kmph. At what speed must he travel to reach A at 1 P.M.?

Accepted Answer

Option C. 12 kmph. Answer & Solution Answer: Option C Solution: & Let\, the\, distance\, travelled\, by\,x\, km & Then,\, x10 - x15 = 2 & 3x - 2x = 60 & x = 60\,km & Time\, taken\, to\, travel\,60\,km\, at\,10\, km/hr & = 6010 \,hrs = 6\,hrs & So,\, Robert\, started\, 6\, hours\, before\,2\,P.M.\,…