Answer:
Q1: 48
Q2: 59
Step-by-step explanation:
$23.58 divided by 12 = $1.965
Each roll is about $1.97 (if you round up)
83 is a whole number and cannot be simplified.
Answer:

Step-by-step explanation:
Given


Required
The distance between the top and John
The distance is calculated using:

Where
--- the angle between the diagonal line and the vertical line


So, we have:






<em> --- approximated</em>