Answer:
They earn $256 on the ninth day of school.
Step-by-step explanation:
A geometric sequence(in which each term is the previous term multiplied by the ratio) has the following format:
In which r is the common ratio.
We can also find the nth term as a function of the first term, by the following equation:
In which
In this question:
On the first day, $0.50. So 
.
Day two $1.00, day three $2.00.
So
Then
How much do students earn on the ninth day of school?
They earn $256 on the ninth day of school.
Answer:
50x-2
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
We need to use the distance formula, which says that for two points 
and 
, the distance between them is:
d = 
Here, the two points are (-2.5, 4.5) and (4.75, 4.5), so:
d = 
= 7 1/4
The answer is C.
Answer:
Step-by-step explanation:
The radius of the circle is 34cm
r=34cm
Circumference of the circle is the same as perimeter of the circle and it is described as
P=2πr
Therefore,
P=2×22/7×34
P=213.714cm
The circumference of the circle is 213.714cm
Answer:
A. no she will not reach the best spot
b. she will need to drive about 47 minutes to reach the best spot
Step-by-step explanation:
