TIMED ASSIGNMENT PLS ANSWER ASAP ILL MARK BRAINLIEST

Answer:
the answer is c
Step-by-step explanation:
1 hour=60 minutes
60/6 minutes= 10
10 x 3 = 30 minutes
half hour= 30 minutes
30/6 = 5
5 x 3= 15 minutes
30 +15 = 45 minutes