3. You purchase a car using a $20,000 loan with a 5% simple interest rate.
(a) How much interest do you pay on your loan if you pay off the loan in 4 years? Show your work.
(b) How much interest do you pay on your loan if you pay off the loan in 2 years? Show your work.
(c) How much interest do you save by paying the loan off in 2 years instead of 4? Show your work. Answer:
I got 70
Combination=n!/((n-r)!r!)
=8!/((8-4)!*4!)
=8*7*6*5*4!/(4!*4!)
=8*7*6*5/(4*3*2)
=70 ways
Answer:
You got about 52 (~51.975) questions right on your chemistry exam
You got a 93.1% on your biology exam
Step-by-step explanation:
55 multiplied by 0.945 gives you about 52
And for the second part just divide 54/58 to get the percentage
