So first 15/100 which is 15 percent and out of 20, thats 15.
20. 100. 100X15 divided by 20 which is 75. I did cross multiplication ok. So I just did 20 times 15 and then divided by 100
The answer to this is <span>4 and 9 over 16.</span>
Answer:
The smallest amount is
Step-by-step explanation:
we know that
The compound interest formula is equal to
where
A is the Final Investment Value
P is the Principal amount of money to be invested
r is the rate of interest in decimal
t is Number of Time Periods
n is the number of times interest is compounded per year
in this problem we have
substitute in the formula above
solve for P
Round to the nearest pound she can invest
The smallest amount is
Answer:24 cards - 20%= 19.2
Step-by-step explanation: