11.85 is 75% of what number
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
Let be "x" the price in dollars of one copy of the city newspaper.
You need to analize the information provided in the exercise:
1. The total number of copies of the city newspaper sold in the newspaper stand is:
2. The amount of money earned by selling 1,000 copies of the city newspaper is:
Then, you can determine that the value of "x" can be found with:
3. Finally, substituting values, you get:
Answer:
$5903.39
Step-by-step explanation:
This can be solve using compound interest formula. The formula is:
Where
F is the future amount (what we are looking for)
P is the present amount (which is 4800)
r is the rate of compound interest per year, in decimal (3% per year, 3/100 = 0.03)
t is the time in years ( t = 7)
Now we substitute these values into the formula and find F:
So, Colin would have $5903.39 after 7 years, in his account.