Answer
No missing money
Step-by-step explanation:
Original money given to the waiter = $30
Each person paid $10
The waitress comes back with the waitress comes back and said the bill is $25
They gave her $2 for the tip
if each got $1.00 back
Balance = $1.00 × 3
= $3.00
That means each paid $9×3 = $27 including $2 .00 tip(recall that cost of the meal is now $25 plus $2 tip)
Each of them got $1.00 back
Total money spent = (cost of meal + tip) + balance of $3.00 given to them
= $27 + $3
= $30
Therefore, there is no missing $1.00
Answer:

Step-by-step explanation:
Given


Required
The total price for 5 days
First, calculate the total for a day.


Open bracket

For 5 days, the total will be.
Total = days * sales of a day
So, we have:
![Total = 5 * [ 125x^3 + 25x^2 + 25x]](https://tex.z-dn.net/?f=Total%20%3D%205%20%2A%20%5B%20125x%5E3%20%2B%2025x%5E2%20%2B%2025x%5D)

Answer:
acute
Step-by-step explanation:
Day 1 - 100
Day 2 - 50
Day 3 - 25
Day 4 - 15
Day 5 - 10
Day 6 - 5
Day 7 - 2.5
Answer:
Convenience sampling
Step-by-step explanation: