Answer:
A
Step-by-step explanation:
The formula for this type of interest is 
, where A is the total amount, P is the initial investment, x is the interest rate, n is the amount of times that the investment is compounded a year, and t is the amount of years. Plugging in the numbers given, you get:
Now, she invests this into a new account, and you can set up the following equation:
, or option A.
Hope this helps!
Answer:B
Step-by-step explanation:
Answer:
the original number is 7
Step-by-step explanation:
7•4 = 28
28+12=40
Answer:
Step-by-step explanation:
You could use the scores of a football game: 13:22 points
Or how many boys and girls are in your class: There are 12 girls to 13 boys, 12:13 or 12/13
Or you could say how many dogs and cats there are in an animal shelter: There are 11 dogs to 24 cats, 11:24, 11 dogs/24 cats
Answer: 120
Step-by-step explanation:
5!/(5-4)!=5!/1!=(5*4*3*2*1)/1
120/1
=120
