Jack is 18 years old
First divide 100 by 5 and you get 20, right? 20 is 2 years older than Jack is. So subtract 2 from 20 years and you get 18 years, Jack's age.
Answer: Yes.
Step-by-step explanation: It is very rare, but is indeed possible.
Answer:
A
Step-by-step explanation:
Volume varies directly with the square of the radius, so:
V = k r²
When V = 80, r = 4.
80 = k (4)²
k = 5
V = 5r²
When r = 3:
V = 5 (3)²
V = 45
The flow is 45 L/min.
Answer:
7.5 < 7.5061 < 7.56 < 9.213
Step-by-step explanation: