Answer:
It will take 146 days to earn an interest of $80.
Step-by-step explanation:
The simple interest formula is:

It is provided that:
I = $80
P = $4,000
r = 5% p.a.
Compute the time required as follows:



Thus, it will take 146 days to earn an interest of $80.
Answer:
11.42 dollars
Step-by-step explanation: since you are adding a percentage turn 20% into a decimal. if you do this you will get .2. Next, multiple .2 by 9.52 and you will get 20% of 9.52. Now add this value to 9.52 and you will get 11.42 dollars.
What do you wanna know?
The annual interest rate is 2000•0,05=100
The new price you have to pay is 2000•1.05 (change factor)
Answer:
X= 18; Y=15
Step-by-step explanation:
As a student myself working this out I cannot explain how I got the answer but I know it is correct.
Answer:
Yes
Step-by-step explanation:
y=x+6 is the slope. (1,7) is 2 right and 2 up from (3,9)