Answer:
a. around 36.36 hours; around 28.57 hours
b. $134.21; $159.38
Step-by-step explanation:
180 + 30x = 60 + 50x
⇒ 20x = 120
⇒ x = 6 minutes
<span>it will take 6 minutes for Millie to catch up with Ben</span>
Answer:
The last choice.
Step-by-step explanation:

The value of k must be restricted from being one that makes the original denominator zero. Hence k ≠ -1 or 5.
It is 24 liters
100%=15
increase by 60%
100 + 60 = 160
160% of 15
15 x 1.60 =24