tried to do it on text but It was pretty hard
Answer:
The thirteen number will be 16384.
Step-by-step explanation:
Answer:
35% discount
Step-by-step explanation:
We can first find what percent of 32 20.80 is.
This can be shown by using a percent proportion.

We can cross multiply to find the value of
.

So 20.80 is 65% of 32.
However, this is the percent of the original price. To find the discount, we have to subtract 65 from 100.

So the book was on a 35% discount.
Hope this helped!
Answer:
The center (2,6) and the radius is 8
Step-by-step explanation:
The equation of a circle is (x-h)^2 + (y-k)^2 =r^2
where (h,k) is the center of the circle and r is the radius
We have
(x-2)^2 + (y-6)^2 =64
(x-2)^2 + (y-6)^2 =8^2
The center (2,6) and the radius is 8