Answer:
16 minutes per meter
Step-by-step explanation:
Depth = 3/8 meters
Time taken = 6 minutes
What is the unit rate in minutes per meter?
Time taken per depth = minutes per meter
Unit rate in minutes per meter = 6 minutes ÷ 3/8 meters
= 6 minutes × 8/3 meters
= 48/3
= 16 minutes per meter
A(c - b) = d
ac - ab = d
ac = d + ab
c = (d + ab)/a
Answer: A
Step-by-step explanation: SORRY IF I GET IT WRONG