1/3 + 1/3 + 1/3 + 1/3 + 1/3 + 1/3 = 6/3
Answer:
Step-by-step explanation:
To write this sentence as equation
We get
r×338+97=r
338r+97=r
To solve further
r-338r=97
-337r=97
r=-0.2878
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:
Step-by-step explanation:
a + 9 = 15
a = 15 - 9
a = 6
c + 9 = 16
c = 16 - 9
c = 7
d = c + 9
= 7 + 9
= 16
e = d + 15
= 16 + 15
e = 31
P(selecting a boy) = total boy /total pupils = 16/31