X = cups of tea per hour
y = cups of coffee per hour
David makes 30 cups of tea per hour = 30x
David works for D hours this week.
Therefore number of weekly cups of tea = number of hours * cups of tea per hour
This is 30x * D = 30Dx
For Andrew, it is similar
30Ay
Because Andrew made an additional 10 cups, then it is 30Ay + 10
(cups of coffee this week)
60%. You count how many total (15) and then how many got below a 90 (9) and then divide 9 by 15.
The traditional home mortgage is usually borrowed for 30 years.
What is the intrist rate ? kind of need that to answer
Answer: its point B
Step-by-step explanation: Trust me I've been looking for this answer and couldn't find it