Answer:
225% increase
Step-by-step explanation:
Since the number went up from 24 to 78 this is an increase
To find out how much
(78- 24)/24 =2.25 * 100% =225% increase
a=2
subtract 10 from both sides
2a^3=26-10
simplify
2a^3=16
Divivde both side by 2
a^2=16/2
a^3=8
40 * 6.5 = 260 --> D. 260.00
