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Arun took part in a triathlon an athleti...

Arun took part in a triathlon an athletic event .He had to swim run and bicycle to 10 km ,24 km and 30 km respectively and return the same way Arun's average speed for the triathelon is 4 km/min He took a total of 4 min for swimming and 20 min for bicycling in the triathelon.His speed of running is:

A

5 km/min

B

6 km/min

C

7.5 km/min

D

`8/3` km/min

Text Solution

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The correct Answer is:
B
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Arun took part in a triathlon, an athletic event. He had to swim, run and bicycle to 10 km, 24 km and 30 km, respectively and return the same way. Arun's average speed for the triathelon is 4 km/h. He took a total of 4 min for swimming and 20 min for bicycling in the triathelon. He finishes race in :

Arun took part in a triathlon, an athletic event. He had to swim, run and bicycle to 10 km, 24 km and 30 km, respectively and return the same way. Arun's average speed for the triathelon is 4 km/h. He took a total of 4 min for swimming and 20 min for bicycling in the triathelon. How much time he took while returning for the bicycle if the time taken for the return of each phase (i.e., each event) is 50% greater than that of taken initially:

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  • Arun took part in a triathlon an athletic event .He had to swim run and bicycle to 10 km ,24 km and 30 km respectively and return the same way Arun's average speed for the triathelon is 4 km/h He took a total of 4 min for swimming and 20 min for bicycling in the triathelon.His speed of running is:

    A
    5km/min
    B
    6km/min
    C
    7.5km/min
    D
    8//3km/min

  • Arun took part in a triathlon an athletic event .He had to swim run and bicycle to 10 km ,24 km and 30 km respectively and return the same way Arun's average speed for the triathelon is 4 km/h He took a total of 4 min for swimming and 20 min for bicycling in the triathelon.He finishes race in:

    A
    a. 16 min
    B
    b. 23 min
    C
    c. 8 min
    D
    d. 35 min

  • Arun took part in a triathlon an athletic event .He had to swim run and bicycle to 10 km ,24 km and 30 km respectively and return the same way Arun's average speed for the triathelon is 4 km/h He took a total of 4 min for swimming and 20 min for bicycling in the triathelon.How much time he took while returning for the bicycle if the time taken for the return of each phase (i.e,each event)is 50% greater than that of taken initially:

    A
    12 min
    B
    11 min
    C
    11(1//9)min
    D
    none of these

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