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A car leaves point P at 1310 ( 1.10 p.m. ) hours, passing through point Q at 1358 (1.58 p.m. ) hours and finally reaches point R at 1540 (3.40 p.m.) hours. The average speed of the car from Q to R is 2 times the average speed from P to Q.P to Q = 40 kmFORMULA:average speed = total distance / total time Calculate the average speed, in km/h of the whole journey of the car. |
| Answer» <html><body><p><strong>Answer:</strong></p><p>A car leaves point P at 1310 ( 1.10 p.m. ) hours, passing through point Q at 1358 (1.58 p.m. ) hours and <a href="https://interviewquestions.tuteehub.com/tag/finally-461212" style="font-weight:bold;" target="_blank" title="Click to know more about FINALLY">FINALLY</a> reaches point R at 1540 (3.40 p.m.) hours. The average speed of the car from Q to R is <a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a> <a href="https://interviewquestions.tuteehub.com/tag/times-1420471" style="font-weight:bold;" target="_blank" title="Click to know more about TIMES">TIMES</a> the average speed from P to Q.</p><p></p><p>P to Q = 40 km</p><p>FORMULA:</p><p>average speed = total distance / total <a href="https://interviewquestions.tuteehub.com/tag/time-19467" style="font-weight:bold;" target="_blank" title="Click to know more about TIME">TIME</a> </p><p></p><p>Calculate the average speed, in km/h of the whole <a href="https://interviewquestions.tuteehub.com/tag/journey-1062300" style="font-weight:bold;" target="_blank" title="Click to know more about JOURNEY">JOURNEY</a> of the car.</p></body></html> | |