546 - 525 = 21
21 is 4% of 525.
Lisa gained a 4% pay increase.
Answer:
Step-by-step explanation:
This is an equation for which you need to solve for the value of the missing angle beta.

sin(15) has a decimal answer that you will find on your calculator. Finding that value makes this equation then
cosβ = .2588190451
Now use the 2nd button and then the cos button to find the angle that has a cos of that decimal. When you hit 2nd then cos, you should see this on your screen:
cos⁻¹ (
After that open parenthesis, enter you decimal then hit the enter button to find the angle. You should get 75, which is Choice B.
There is a 96% customer retention rate for the third quarter.
Given
Jenny owns a salon.
She had 150 customers at the end of the third quarter, 151 customers at the beginning of the third quarter, and five new customers in the third quarter.
<h3>Customer retention rate</h3>
It determines the percentage of customers that the company has retained over a given period.
The customer retention rate is determined by;

Substitute all the values in the formula;

Hence, there is a 96% customer retention rate for the third quarter.
To know more about customer retention rate click the link given below.
brainly.com/question/25668470
Answer:
rational number
Step-by-step explanation:
Answer:
y - intercept = - 3
Step-by-step explanation:
The equation of a line is typically written as y=mx + b where m is the slope and b is the y-intercept.
Given :
y - 7x = - 3
y = 7x - 3 [ convert to standard line equation form ]
Therefore , y - intercept = - 3