alleryఒక బాలుడు 5 km/h వేగంతో నడిస్తే 6 నిమిషాలు ఆలస్యంగా, అదే 6 km/h వేగంతో నడిస్తే 6 నిమిషాలు ముందుగా చేరుకుంటాడు. అతని గమ్యస్థానం ఎంత దూరంలో ఉంది?
A4 km
B6 km
C8 km
D5 km
Answer & Solution
Correct answer: B. 6 km
d/5 - d/6 = 12 min = 0.2 h నుండి d/30 = 0.2 వస్తుంది, కాబట్టి d = 6 km.
Keep practising Time, Speed and Distance
Browse all Time, Speed and Distance questions for RRB NTPC, or explore more Quantitative Aptitude topics.
Related questions
Which vehicle dashboard instrument directly indicates instantaneous speed?What speed in kilometres per hour is exactly equivalent to 1 metre per second?How is average speed computed from total distance d and time t?Two cyclists leave one point in opposite directions at 12 km/h and 8 km/h. How far apart aTo change a speed from m/s to km/h you multiply by which number?A vehicle running at 50 km/h would cover about how far in a single minute?A swimmer clocks 10 m/s in a short sprint. In km/h this is?A ship sails at 20 knots for one hour. How many kilometres does it cover?