Answer:
The answer is D
Step-by-step explanation:
Answer:
$525
Step-by-step explanation:
First you calculate 4.5% of $10000
=$10000÷100x4.5
=$450
Then you calculate the 7.5% of the reminder (which is $1000)
=$1000÷100x7.5
=$75
Now you add the two answers
$450+$75
=$525
Answer:
89
Step-by-step explanation:
6400 + 1521 = 7921
root7921 = 89
Answer:
-6
Step-by-step explanation:
Trust me fam
Answer:
He should pay $2,790.7.
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:

In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time, in years.
After t years, the total amount of money is:

In this question:
Rate of 10%, so I = 0.1.
9 months, so 
How much should he pay for a note that will be worth $3,000 in 9 months?
We have to find P for which T = 3000. So



Then





He should pay $2,790.7.