29-05-2017
Mathematics

contestada

I'm having trouble answering this question

Im having trouble answering this question class=

Respuesta :

akaleti47 akaleti47

29-05-2017

balance= 5000(1+r*t/100)^t -800t where t = no. of years
at t=9, balance becomes 0
0=5000(1+9r/100)^9 -800*9

(1+9r/100)^9=7200/5000=1.44

1+9r/100=1.44^(1/9)=1.04134

9r/100=0.04134

r= 100*0.04134/9 = 0.459 %

Answer Link

Otras preguntas

please solve for brainliest!

Part B What can you say about ADB and BDC based on the sum of their angles? How are the angles related?

write one sentence about Sun

A leaky exhaust system in your vehicle is dangerous because it can cause:

which expresents the phrase below 3 fewer then a number p

6. Is time travel possible?

Below is a set of data. 5, 5, 10, 15, 25 The same value, n, will be added to each data point above. Which describes how the mean will be affected? A. The mean w

Like all Tuesday,at 9:00 you enter the room of Mr Tremblay to prepare him for his bath. When you enter he welcome you with a smile and greets you cheerfully. Bu

Tell whether the equation x + 2y = 0 represents a direct variation. If so, identify the constant of variation.

What do these two changes have in common? firing a clay pot in a hot kiln a piece of pizza rotting in a trashcan