Answer:
The halflife of goo is 12 minutes
Step-by-step explanation:
Use formula
In your case,
Find k:
The halflife of goo is 12 minutes
A = pi (r)^2
so with 222r
circle changes by a factor of 222^2
Answer: 123 is the answer
Step-by-step explanation:
Answer:
x = 30/7
Step-by-step explanation:
2/3x = − 1/2x + 5
multiply by 6 to clear the fractions
4x = -3x + 30
add 3x to both sides
7x = 30
Divide both sides by 7
x = 30/7