x represents the total sales and y represents the total amount of money that Gary earns.
Gary's monthly salary = 1500
His commission = 10% of his sales
= 
= 0.1x
So, total amount of money Gary earns is y = 0.1x + 1500.
Answer:
The best approximation is 
Step-by-step explanation:
we know that
The area of the circle is equal to

In this problem we have


substitute

Answer:
The answer would be D, because it all depend on the quantity.
Step-by-step explanation:
Answer:
81
Step-by-step explanation:
He can measure the height in inches or centimeters.
The time can be measured in hours.
He can take a measurement of the height in inches or centimeters at a starting point. Then he can let snow fall for a certain number of hours.
Then he divides the height in inches or centimeters by the number of hours to find the rate in inches per hour or centimeters per hour.