Answer:
It's the percent word problem...
So, first you need to find how much will the price increase:
1)6.6% of 48,000$=6.6÷100=0.066×48,000=3168$
3168$- is the price that will increase.
2)48,000+3168=51,168 $- the next price
Answer: the price of the next model will be 51,168 $.
Good luck!
Intelligent Muslim,
From Uzbekistan.