1. Mr. Tejas has a total investment of Rs 10,000 in 3 bank accounts, one paying 5% interest. another paying 8% interest, and the third paying 9% interest. The annual interest earned on the three investments last year was Rs 770. The investment at 9% was double the investment at 5%. How much was invested at each rate? [Use Gaussian Elimination Method]
1. Mr. Tejas has a total investment of Rs 10,000 in 3 bank accounts, one paying 5% interest. another paying 8% interest, and the third paying 9% interest. The annual interest earned on the three investments last year was Rs 770. The investment at 9% was double the investment at 5%. How much was invested at each rate? [Use Gaussian Elimination Method]
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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![1. Mr. Tejas has a total investment of Rs 10,000 in 3 bank accounts, one paying 5% interest,
another paying 8% interest, and the third paying 9% interest. The annual interest earned on the
three investments last year was Rs 770. The investment at 9% was double the investment at
5%. How much was invested at each rate? [Use Gaussian Elimination Method]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4fff4853-f8fe-4ad5-a945-64ad8d90e32c%2Ff174f245-f192-43ca-bc26-8654f75d1c8a%2Fud9toui_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. Mr. Tejas has a total investment of Rs 10,000 in 3 bank accounts, one paying 5% interest,
another paying 8% interest, and the third paying 9% interest. The annual interest earned on the
three investments last year was Rs 770. The investment at 9% was double the investment at
5%. How much was invested at each rate? [Use Gaussian Elimination Method]
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