SOLUTION: a teacher borrowed a certain amount of money at rate of 5% annually for 13 months. If he paid $800 after 6 months, find the principal

Algebra.Com
Question 251491: a teacher borrowed a certain amount of money at rate of 5% annually for 13 months. If he paid $800 after 6 months, find the principal
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
a teacher borrowed a certain amount of money at rate of 5% annually for 13 months. If he paid $800 after 6 months, find the principal
---------------------------------------
A(t) = P(1+rt)
-------------------
800 = P(1+0.05(13/12))
P = 800/[1.0542]
P = $758.89
Cheers,
Stan H.

RELATED QUESTIONS

What is the interest on Principle of $1,000, borrowed at a 17.5% rate, for 6... (answered by fractalier)
A loan for $5000 with interest at 7.75% compounded semi annually is reaid after 5years,10 (answered by Theo,MathTherapy)
Engr. Como decided to buy a townhouse amounting to 5 Million if paid today. He is been... (answered by Theo)
Find the annual simple interest rate of a loan, where $800 is borrowed and where $832 is... (answered by colliefan)
Peter borrowed $12,000, which he paid back after 4 years at a simple interest rate of 8%. (answered by jim_thompson5910)
A nurse borrowed $4250 to purchase a car. If she pays simple interest for 18 months at a... (answered by rfer)
A man borrowed 500 dollars for 7 months and paid 53.95 in interest what was the rate of... (answered by rfer)
An amount of $2900 is borrowed for 6 months at an annual interest rate of 5.00%. Find the (answered by rfer)
Jim was paid $800 a month for his first six months of work and then received a $20 per... (answered by richwmiller)