Respuesta :

malachibeal

Answer:

The second one is 70 for sure since 80% of 70 is 56.

The first one would just be 17r. You cannot get a number answer since time formula involves three variables and there is only 1 given variable.

SlimShaBy

Answer:

a)17 min(i am not sure)

b) 80/100 = 56/x

cross multiply

5600 = 80x

x = 5600/80

x = 70

ans 70 miles

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