Answer:
The answer is D) 4, 8, 12, 16, 20
Step-by-step explanation:
Answer:
Step-by-step explanation:
Let the speed of the current be c
<u>Time upstream is</u>
<u>Time downstream is</u>
<u>Total time is 8 hours</u>
- 55/(16 + c) + 55/(16 - c) = 8
- 55(16 -c + 16 + c)/(16 + c)(16 - c) = 8
- 55*32= 8*(16² - c²)
- 220 = 256 - c²
- c² = 36
- c = 6 mph
Answer:
Step-by-step explanation:
0.5-8y= 72
Answer:
2.72 ml
Step-by-step explanation:
4 lb = 1814.37 gm
1814.37 gm * .09 mg/gm / ( 60 mg/ml) = 2.72 ml