4. Pak Majid sells eggs grade 4,Band C. The total price of a grade A egg and a grade B egg is three times the price of a grade Cegg. Pak Majid sells 80 grade A eggs, 95 grade B eggs and 60 grade C eggs to Pak Abu. Pak Majid also sells 55 grade A eggs, 70 grade B eggs and 90 grade C eggs to Pak Hamid. Pak Abu and Pak Hamid pays RM 160.50 and RM 138 respectively to Pak Majid. a) If x, yand z represents the price of a grade A egg, a grade B egg and a grade C egg respectively, write a system of linear equations to represent the above information. b) Rewrite the system of linear equations in matrix form. c) Solve for the values of x,y and zusing Cramer's Rule.

4. Pak Majid sells eggs grade 4,Band C. The total price of a grade A egg and a grade B egg is three times the price of a grade Cegg. Pak Majid sells 80 grade A eggs, 95 grade B eggs and 60 grade C eggs to Pak Abu. Pak Majid also sells 55 grade A eggs, 70 grade B eggs and 90 grade C eggs to Pak Hamid. Pak Abu and Pak Hamid pays RM 160.50 and RM 138 respectively to Pak Majid. a) If x, yand z represents the price of a grade A egg, a grade B egg and a grade C egg respectively, write a system of linear equations to represent the above information. b) Rewrite the system of linear equations in matrix form. c) Solve for the values of x,y and zusing Cramer's Rule.

Name: 4. Pak Majid sells eggs grade 4,Band C. The total price of a grade A
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Description: 4. Pak Majid sells eggs grade 4,Band C. The total price of a grade A egg and a grade Begg is three times the price of a grade Cegg. Pak Majid sells 80 grade A eggs, 95 grade Beggs and 60 grade C eggs to Pak Abu. Pak Majid also sells 55 grade A eggs,

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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Question

4. Pak Majid sells eggs grade 4,Band C. The total price of a grade A egg and a grade B
egg is three times the price of a grade Cegg. Pak Majid sells 80 grade A eggs, 95 grade B
eggs and 60 grade C eggs to Pak Abu. Pak Majid also sells 55 grade A eggs, 70 grade B
eggs and 90 grade C eggs to Pak Hamid.
Pak Abu and Pak Hamid pays RM 160.50 and RM 138 respectively to Pak Majid.
a) If x, yand z represents the price of a grade A egg, a grade B egg and a grade C
egg respectively, write a system of linear equations to represent the above
information.
b) Rewrite the system of linear equations in matrix form.
c) Solve for the values of x,y and zusing Cramer's Rule.

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