Me with these two following questions ( second question has answer choices ) !

arella needs to paint a board that 2 meters wide and 3 meters tall. if one cup of paint will cover 1,000 square centimeters, how many cups of paint will arella need? why?

another question i am confused with is this :
ahmed and tonya are training for a race. ahmed runs a mile in 5 minutes 30 seconds. tonya runs a mile in 4 minutes 45 seconds. how much longer does it take admed to run a mile than tonya?

answer choices are:
a. 15 seconds
b. 45 seconds
c. 1 minute 15 seconds
d. 1 minute 45 seconds