Given :
Brianna is a waitress in an upscale restaurant. On Friday she waited on 12 groups of customers who spent an average of $186 per group.
Her tips averaged 18% of the total amount spent by all the groups of customers that day.
To Find :
Brianna's tip income earnings on Friday.
Solution :
Total amount of money spent by 12 groups :
P = $ 12×186 = $2232 .
She got tip of 18% of the total amount spent by all the groups of customers.

Brianna's tip income earnings on Friday is $446.4 .
Hence, this is the required solution.
This inequality is true doll!!
Answer:
(a)
Step-by-step explanation:
using the rule of exponents
•
⇔
, hence
=
=
→ (a)
X= 4
both of the angles are the same degrees so you figure out the difference between 50 and 22 and take that divided by 7 to get x
50-22
28/7
=4