Question

I need help with this ASAP please just a,b,c

Answer 1

A) (30 - 15) / (2 - 1)

    = 15 / 1

    = 15 mph

B) (60 - 15) / (4 - 1)

    = 45 / 3

    = 15 mph

C) (60 - 30) / (4 - 2)

    = 30 / 2

    = 15 mph