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Class 7 - Mathematics - Unit 7: Comparing Quantities - Problems and SolutionsQuestion 107
Class 7 - Mathematics - Unit 7: Comparing Quantities - Problems and Solutions
Question. 107
Radhika borrowed ₹ 12000 from her friends. Out of which ₹ 4000 were borrowed at 18% and the remaining at 15% rate of interest per annum. What is the total interest after 3 years?
Answer:
₹ 5760
Detailed Answer with Explanation:
SI1 = 4000 × 18 × 3 / 100 = 2160. SI2 = 8000 × 15 × 3 / 100 = 3600. Total = 5760.