John's effective annual rate is about
(1 +.0576/4)^4 -1 ≈ 5.8856%
According to the "rule of 72", John's money will have doubled in
72/5.8856 = 12.23 years
John's balance will be $4500 in 1989.
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Since you're only concerned with the year (not the month), you don't actually need to determine the effective annual rate. The given rate of 5.76% will tell you 72/5.76 = 12.5 years. The actual doubling time is closer to 12.12 years, so using the effective rate gives results that are closer, but "good enough" is good enough in this case.
Answer:
21 bleachers are the minimum needed
Step-by-step explanation:
Answer:
The amswer is "2,4,9....."
Step-by-step explanation:
by leave you to work out the other 7 digits:
I solved a problem like this recently and the answer was the two subtracted, ill say the answer is 55.
It would be 12 times shorter as we know that there would be 12 inches on one foot, and by knowing this, we would divide these both, and therefore get our answer as 12.
