Part A
Your problem statement already shows you the conversion.
Bottles purchased: 5×10¹⁰
Bottles recycled: 8.3×10⁹
Part B
The ratio of bottles purchased to bottles recycled is
... (5×10¹⁰)/(8.3×10⁹) = 0.6×10¹ = 6.0
The number of bottles purchased is 6 times the number of bottles recycle.
Assuming she set up the problem vertically, she began subtracting from the left, instead if the right.
Answer:
c = 40d+20
Step-by-step explanation:
He has to pay 20 dollars and that can't multiply so the forty has to multiply and it would have to be by d because c is the total cost
Answer: Goes up by 4s
Step-by-step explanation:
If you have for example
19.90$ you round it as 20
if u have 19.05 you have it as 19 only because its not near to the next number to it