Answer:
a.) 1908.30
b.) 96373.15
c.)302491.15
unrounded answers below
Step-by-step explanation:
The amount that is to be loaned out is 380000-110000=270000
The effective montly rate is .07/12=.005833333
a.)

b.)
use what is called the prospective method (the outstanding loan balance at time n is equal to the present value of the remaining payments)

c.)
total paid= 1908.303833*12*25=572491.1499
amount of loan: 270000
Total interest paid:
572491.1499-270000=302491.1499
25•15=365-50=315 so that is the answer
Answer: A
Step-by-step explanation:

A) Period 19 Years (if it started the 1st Jan 2017 & ended the 31st Dec 2035)
A=P(1+r%)^n
A=7.451(1+1.13%)^19 = 9.259 Billion
b) 14.902 = 7.451(1+1.13%)^n
You will find n≈20 year (through log)
c) to triple 22.353=7.451(1+1.13%)^n, Same logique
Answer: 2
Step-by-step explanation:
(1/2)/(1/4)
= (1/2)*(4/1)
=4/2= 2