Civil Service Exam Reviewer · Word Problems · hard
₱250,000 was invested, part at 5% and the rest at 8% simple annual interest. The total interest after one year was ₱19,100. How much was invested at 5%?
- ₱30,000
- ₱220,000
- ₱125,000
- ₱238,750
Answer
A. ₱30,000
Solution
0.05x + 0.08(250,000 − x) = 19,100 → 0.03x = 900 → x = ₱30,000.
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