Answer:
25%
Step-by-step explanation:
To solve this, we can use the percent change formula shown in the picture attached below.
is the new value,
is the old value, and
represents the change. For this problem, 80 is the new value and 64 is the old value. Let's plug those numbers into the formula and solve for the percent change:
× 
×
×

Thus, the answer is 25%.
Answer:
The nearest time is 15 years or 180 months
The answer to ur question is 0.396
2.2% * 18 = 0.396
Volume is 480 cm
surface area is 376