Answer:
Step-by-step explanation:
Rearrange terms
Solve for x
Every year, the price of the smartphone is the of the price of the previous year (since we lose the , we remain with the ).
Since can be written as , the price after one year will be
After two years, the price is the of the price after one year:
And so on: after three years we have
So, the answer is somewhere between three and four years.
Answer:
A. 12 mm
Step-by-step explanation:
a million (milimeter) is smaller than a hundred (centimeter)
Answer:
It would be 1,080,000,000.
Step-by-step explanation:
When you round China's population, it would be 1,400,000,000. If you rounded USA's, it would be 320,000,000. Subtract them, and you get 1,080,000,000. Hope this helps.