Answer:
41%
Step-by-step explanation:
Given the cash price is $500, the hire purchase price is calculated by summing the installment and down-payment:

#Percentage increase in price is the difference between the hire purchase price and list price as a percentage of the list price:

Hence, the % increase in price is 41%
The answer is 6 years i know this because i made this problem
Mean of doctor 1: 12
Median of doctor 1: 9.5
Mean of doctor 2: 16
Median of doctor 2: 19.5