SOLUTION: please help me to solve these two questions- 1)what principle will amount to rupees 13680 in 1 year and 9 months at 8%p.a.? 2)what rate gives rupees 900 interest in a sum of rupe

Algebra ->  Customizable Word Problem Solvers  -> Finance -> SOLUTION: please help me to solve these two questions- 1)what principle will amount to rupees 13680 in 1 year and 9 months at 8%p.a.? 2)what rate gives rupees 900 interest in a sum of rupe      Log On

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Question 1099699: please help me to solve these two questions-
1)what principle will amount to rupees 13680 in 1 year and 9 months at 8%p.a.?
2)what rate gives rupees 900 interest in a sum of rupees 45000 in 73 days?

Found 3 solutions by Boreal, Alan3354, MathTherapy:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
P=Po(1+.08/1)^1.75
=13680(1.08^1.75) round at end
=15,652.3 rupees
==========================
I=prt
p=45000, r unknown, t=1/5 of a year, I=900
900=45000*(1/5)*r
900=9000r
r=0.1 or 10%

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
principal, not principle.

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!
please help me to solve these two questions-
1)what principle will amount to rupees 13680 in 1 year and 9 months at 8%p.a.?
2)what rate gives rupees 900 interest in a sum of rupees 45000 in 73 days?
Correct answers: 
It's PRINCIPAL, by the way!
TOTALLY IGNORE the person who is giving you a PRINCIPAL that's GREATER than the ACCUMULATED value of 13,680 rupees.
That's just BIZARRE and OUTRIGHT RIDICULOUS!