kendarriuskj1990
25.04.2020 •
Mathematics
Andre can run 5 miles in 40 minutes. At that rate of speed, how long would it take him to run 10 kilometers? Use the conversion factor 1 mile ≈ 1.61 kilometers. A.8 minutes B.50 minutes C.64 minutes D.80 minutes
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Ответ:
50 minutes = B
Step-by-step explanation:
Andre can run 5 miles in 40 minutes
for 1 miles = 40/5 = 8 minutes
for 10 kilometres1 mile = 1.61 kilometres
x = 10 kilometres
x= (10x1)/1.61= 10/1.61 = 6.21miles
for 1 miles = 40/5 = 8 minutes6.21 miles = 8 x 6.21 = 49.689 minutes ≈ 50 minutes = BОтвет:
37 seats
Step-by-step explanation:
8 * 4 = 32 + 5 = 37.