It took xander 31 minutes to run a 5-kilometer race last weekend. if you know that 1 kilometer equals 0.621 mile, how many minutes did it take xander to run 1 mile during the race? round your answer to the nearest hundredth.

1.99 minutes
3.105 minutes
9.98 minutes
15.52 minutes

1 km = 0.621 mile;

5 km = 0.621 * 5 = 3.105 miles;

31 : 3.105 = 9.9838969 ≈ 9.98 minutes

C ) 9.98 minutes

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step-by-step explanation:

x^(1/6) · x^(1/6) · x^(1/6)   ·x^(1/6) = x^(4/6)   since we add the exponents

4/6 can be simplified to 2/3

the simplified form is x^(2/3)

step-by-step explanation: