4.a) Zahrul invests RM 4000 at 4.5% simple interest in a bank. Find the amount in the account after 6 months. 4.b) A debt of RM 720 on 30 November 2018 will amount to RM 750 on 20 February 2019. What was the simple interest rate charged, using Banker’s Rule?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter7: Exponents And Exponential Functions
Section: Chapter Questions
Problem 68SGR
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4.a) Zahrul invests RM 4000 at 4.5% simple interest in a bank. Find the amount in the account after 6 months. 4.b) A debt of RM 720 on 30 November 2018 will amount to RM 750 on 20 February 2019. What was the simple interest rate charged, using Banker’s Rule?
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