Answer:
10.6
Step-by-step explanation:
For this case we have that by definition, the circumference of a circle is given by:
Where:
d: It is the diameter of the circle
They tell us that:
Substituting:
Thus, the circumference of the circle is 55 centimeters.
Answer:
Option B
Given:
savings 12% of her salary.
savings $4,200
This year's salary: x + 3,000
Last year's salary: x
4,200 represents 12% of her salary.
4,200 / 12% = 35,000 is her salary this year.
x + 3,000 = 35,000
x = 35,000 - 3,000
x = 32,000 her salary last year.
Answer: they will both cost $37 after 4 HOURS
step by step explanation:
3x - 25 = 8x + 5
- 3x. -3x
25 = 5x + 5
-5. -5
20 = 5x
/ 5. /5
X=4
Hope this helps
