Ask question

Ask question

All categories

2 years ago

6

if $4200 is invested in a savings account for which interest is compounded semiannually, and if the $4200 turns into $4900 in 4

years, what is the interest rate of the savings account?

2 answers:

nydimaria [60]2 years ago

6 0

4900=4200(1+r/2)^(2*4)
Solve for r
R=(4900/4200)^(1/8))-1)*2
R=((4,900÷4,200)^(1÷8)−1)×2
R=0.039*100=3.9%

wel2 years ago

5 0

Answer:

3.89

Step-by-step explanation:

did test

You might be interested in

A man bought a $250 suit and 4 shirts for $398.How much did he spend per shirt?

iren [92.7K]

Answer:

99.5

Step-by-step explanation:

398 ÷ 4

6 0

3 years ago

Read 2 more answers

2Y=5XSquared<br> I don’t have the power symbols on my phone.<br> How do I solve for Y?

gizmo_the_mogwai [7]

Divide both sides by two.

6 0

3 years ago

Before an election 23% said that would vote for A 9% said they would vote for B 20% said they would not vote these all votes as

Bad White [126]

A got the most votes because the ration works with the percentage very well

7 0

2 years ago

What is the solution to the equation? sqrtx + 3 = 12 HINT: It's not C.

oksano4ka [1.4K]

B.) 81
sq rt of x= 12-3
sq rt of x=9
take the ^2 of both sides to get rid of the sq root
x^2= (9)^2
=81

7 0

2 years ago

Choose the kind(s) of symmetry: point, line, plane, or none.<br><br> You can choose more than one.

Tatiana [17]

Point symmetry and line symmetry are kinds of symmetry

8 0

3 years ago

Read 2 more answers