Use the depreciation formula.

Where 'p' is the principal value, 'r' is the rate it depreciates, and 'n' is the time. Just plug in what we know:

Simplify by subtracting:

Simplify the exponent:

Multiply:
Answer:
its b
Step-by-step explanation:
justfollow the rules
Answer:
The answer is -8
Step-by-step explanation:
2(-4)
2*(-4) = -8
Answer:
The answer is 66 ways .
Step-by-step explanation:
You have to use <u>Combination</u> because it says choosing 10 out of 12 as the position is not important :
12C10 = 66 ways of arrangements
Answer:
15
Step-by-step explanation:
95 - 50 = 45
45/3 = 15