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d. The price of a shirt is PhP 399. If you buy 5 shirts and up, you will get a 10% discount. How much would you pay if you buy 10 shirts? e. David's laptop that he's been using for work had stopped working. He borrowed Php 35,999 from the bank with an interest rate of 15% for 36 months. How much interest should he pay if the interest is compounded monthly? f. Rachel deposited PhP 45,500 into her savings account. It earns 7.5% interest and is compounded semi-annually. How much will she have after 18 months?

d. The price of a shirt is PhP 399. If you buy 5 shirts and up, you will get a 10% discount. How much would you pay if you buy 10 shirts? e. David's laptop that he's been using for work had stopped working. He borrowed Php 35,999 from the bank with an interest rate of 15% for 36 months. How much interest should he pay if the interest is compounded monthly? f. Rachel deposited PhP 45,500 into her savings account. It earns 7.5% interest and is compounded semi-annually. How much will she have after 18 months?

Advanced Engineering Mathematics
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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Solve the following word problems. Show the complete solutions and BOX the final answer.

d. The price of a shirt is PhP 399. If you buy 5 shirts and up, you will get a 10% discount. How much would you pay if you buy 10 shirts? e. David's laptop that he's been using for work had stopped working. He borrowed Php 35,999 from the bank with an interest rate of 15% for 36 months. How much interest should he pay if the interest is compounded monthly? f. Rachel deposited PhP 45,500 into her savings account. It earns 7.5% interest and is compounded semi-annually. How much will she have after 18 months?
Transcribed Image Text:d. The price of a shirt is PhP 399. If you buy 5 shirts and up, you will get a 10% discount. How much would you pay if you buy 10 shirts? e. David's laptop that he's been using for work had stopped working. He borrowed Php 35,999 from the bank with an interest rate of 15% for 36 months. How much interest should he pay if the interest is compounded monthly? f. Rachel deposited PhP 45,500 into her savings account. It earns 7.5% interest and is compounded semi-annually. How much will she have after 18 months?
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