Determine the accumulated value, after five years, of an investment worth ₱12,300.00 if the interest is: a. Simple interest at 6.5% per annum; b. 8.5% compounded annually; c. 8% compounded semi-annually;
Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.
Determine the accumulated value, after five years, of an investment worth ₱12,300.00 if the interest is:
a. Simple interest at 6.5% per annum;
b. 8.5% compounded annually;
c. 8% compounded semi-annually;
d. 7.5% compounded quarterly;
e. 7% compounded monthly;
f. 6% compounded daily;
g. 5% compounded continuously.
2. Suppose Lita lends to Lito ₱13,650.00 under the condition that simple interest will be charged at 9% per annum and the debt is payable after 1 year. Determine the amount Lita should expect Lito to pay after 1 year. How much interest did Lita earn?
3. Ayato would like to earn ₱65,000.00 within 24 months, but currently, he has ₱54,600.00 on hand. At what annual (simple) interest rate should he invest to meet his goal?
4. Determine the amount of time in years it takes for ₱54,000.00 invested at 6.5% per annum to grow to ₱60,500.00. assume that interest calculated is simple.
5. A pension fund was found to contain ₱15,000,000.00 after 10 years. Determine the present value when it had accumulated interest at a rate of 9.5% compounded:
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