Answer:
Days of personal use 69 days
Days of rental use 54 days
Explanation:
Calculation to determine How many days of personal use and how many days of rental use did Junior experience on the property during the year
Calculation for DAYS OF PERSONAL USE using this formula
Days of personal use=Days used personally+ Rented to favorite brother+Rented to least favorite brother+Rented to friend
Let plug in the formula
Days of personal use=36 days+12 days+9days+12 days
Days of personal use=69 days
Calculation for DAYS OF RENTAL USE using this formula
Days of rental use=Rented to third parties+Home repair and maintenance work
Let plug in the formula
Days of rental use=52 days+2 days
Days of rental use=54 days
Therefore Junior experience 69 days of personal use and 54 days of rental use during the year