Answer:
Interest rate is about 12.246%
The initial deposit doesn't matter because when you divide both sides by the initial deposit you're always left with (1+i)ⁿ=2
Step-by-step explanation:
![4000(1+i)^6=8000\\(1+i)^6=2\\1+i=\sqrt[6]{2} \\1+i=1.122462048\\i=.12246](https://tex.z-dn.net/?f=4000%281%2Bi%29%5E6%3D8000%5C%5C%281%2Bi%29%5E6%3D2%5C%5C1%2Bi%3D%5Csqrt%5B6%5D%7B2%7D%20%5C%5C1%2Bi%3D1.122462048%5C%5Ci%3D.12246)
Step-by-step explanation:
Let the two numbers be X and Y respectively.
<u>We know that</u> :
(a) X = 6Y + 5
(b) X + Y = 75
7Y + 5 = 75
X = 65
Y = 10
The amount that was in her account after the deposit was made is :$4,127.70.
<h3>Deposited amount:</h3>
Using this formula
Saved amount=Paycheck deposited+ Stock dividend check+ Rebate check+Cash paid checking account+Original account balance
Let plug in the formula
Saved amount=$1,296.45+$1,520.25+$710+$60+$541
Saved amount=$4,127.70
Inconclusion the amount that was in her account after the deposit was made is :$4,127.70.
Learn more about deposit here:brainly.com/question/4718431
