Answer:

Step-by-step explanation:
Given
--- candles melted

--- time to melt
Required
The time since the first was lit
If 1 candle melts in 4 hours, 2 candles will melt in 8 hours.
i.e.



For the 3rd candle that has melted, 4 inches
First, calculate the fraction that melt



The time to melt is:



So, the required time is:


Convert to minutes



Answer:
D.)
Step-by-step explanation:
multiply every side by 5 since it's a square each side is equal!
Horizontal is called the x-axis and the vertical is called the y-axis
Answer:
22900
Step-by-step explanation:
multiply 350 by 6 and get 2100
subtract 2100 from 25k and get 22900