Defiantly need with this one and explain

1.05833333 × 10-7 m/s  

Or

15 mph

Step-by-step explanation:

7.5+4.5=12

12 miles per 48 min

1.05833333 × 10-7 m/s  

Or

12/48 = 1/4

1/4 x 60 = 15

15 mph

answer: i believe its b. if you sound out the sentences that sounds wrong.

step-by-step explanation:

a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 2 times the age of the child?

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this needs to be the answer format, or else your answer is incomplete.

if the number of years is x, then the equation is

in __ years