Answer:okay send me a picture of your lesson
Step-by-step explanation:
Many numbers, when multiplied by

, are less than

. We can find an inequality for numbers

that are sufficient.
Clearly,

is the desired inequality. We divide by 7 to find that

determines working numbers.
In this question they've given us the formula and they just want us to plug in the numbers and get the value.
P is the original value, P=$600
r is the depreciation rate, r=10%=0.1
t is the time in years, t=2

Answer: $486
B) 48 is your answer
Hope this helps!!
With cross multiplication you can find that they are the same. In both equations, x would be 100.