Rachel finished 3/4 of the race in 6 hours. how much time did it take her to finish the entire race?

8 Hours

Step-by-step explanation:

Given: 3/4 part of race completed in 6 hours.

Formula for finding speed is,

Speed=

Now, lets find out the speed at which of the race completed.

Speed=

∴ Speed was to complete of the race.

Lets find out the remaining part of race:

=

∴ part of the race is yet to be completed.

Now, time taken to finish part of race at the same speed of .

Formula for finding time is,

Time=

 Time ()= = 2

∴ Time taken to finish remaining part of race is 2

Now, to find out total time taken to finish entire race is:

Total time=

Total time =

∴ Total time taken to finish entire race is 8

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step-by-step explanation:

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step-by-step explanation:

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