Answer: Third investment is the least simple interest and Second investment is the most earned simple interest.
Step-by-step explanation:
Since we have given that
Investment of $3,000 at 5% simple interest for 20 years
.
Simple interest would be

Investment of $1,000 at 16% simple interest for 20 years
Simple interest would be

Investment of $3,000 at 16% simple interest for 2 years.
Simple interest would be

Hence, Third investment is the least simple interest and Second investment is the most earned simple interest.
Answer:
1285.37
Step-by-step explanation: You can use the formula for compound interest:
P(1+R)^t
P = the principle, the amount of money
(1+R) = the rate, (%) as a decimal plus 1
^t = to the power of the number of years
Substitute the values:
750(1+0.08)^7
750(1.08)^7
1285.37
Answer:
i think its 80.64 i don’t know if its correct
Step-by-step explanation:
Answer:
Considering the whole book as 100%, there’s 30% left.
Then, 30% of 230 = 0,3*230 = 69 pages.
Step-by-step explanation: