Marco walked while his sister amy ran at the track. their distances and times are shown on the graph

how much further did amy go than marco in 120 minutes?

a. 4 miles
b. 4 1/2 miles
c. 6 miles
d. 9 miles

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)