Answer:
<h3>
Therefore total amount of money that he got is = $(5+0.50x) [ x = number of correct math]</h3>
Step-by-step explanation:
Given, Gilberto's grandfather gives him $5 for his birthday and then$0.50 for each math he answers correctly on his math exam for the year.
Let , the number of math that he answers correctly on his his math exam for the year is x
Therefore he got = $(0.50× x) =$ 0.50x for doing correct math.
Therefore total amount of money that he got is = $(5+0.50x) [ x = number of correct math]
Hi there
To find The interest rate the formula is
R=I÷pt
r interest rate?
I interest earned 622.5
P principle 12450
T time 1 year
So
R=622.5÷(12,450×1)
R=0.05×100=5%
Hope it helps
Answer:
See attachments
Step-by-step explanation:
Hope this helps.
By definition the perimeter of an ellipse is given by:

Where,
a: semimajor axis of the ellipse
b: minor semiaxis of the ellipse
Substituting values we have:

When doing the corresponding calculations, we have that the perimeter is given by:

Round to the nearest tenth:
Answer:
the estimated perimeter of the ellipse is:
I hope this helps you
25,8=19,3+?
?=25,8-19,3
?=6,5