A shop sells 3 brands of textile: B1, B2, and B3 of yarn, each of which is a blend of Orange (0), Green (G), and Red (R) cotton in ratios: 10:2G:1R, 20:1G:1R, and 20:0G:1R. If cost/kg of B1, B2, and B3 is Php 60, Php 70, and Php 80 respectively. Use Cramer's Rule. 23. Find the cost/kg of orange cotton. a. Php 20 b. Php 40 c. Php 60 d. Php 80 24. Find the cost/kg of red cotton. a. Php 20 b. Php 40 c. Php 60 d. Php 80 25. Find the cost/kg of green cotton. a. Php 20 b. Php 40 c. Php 60 d. Php 80
A shop sells 3 brands of textile: B1, B2, and B3 of yarn, each of which is a blend of Orange (0), Green (G), and Red (R) cotton in ratios: 10:2G:1R, 20:1G:1R, and 20:0G:1R. If cost/kg of B1, B2, and B3 is Php 60, Php 70, and Php 80 respectively. Use Cramer's Rule. 23. Find the cost/kg of orange cotton. a. Php 20 b. Php 40 c. Php 60 d. Php 80 24. Find the cost/kg of red cotton. a. Php 20 b. Php 40 c. Php 60 d. Php 80 25. Find the cost/kg of green cotton. a. Php 20 b. Php 40 c. Php 60 d. Php 80
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
PLEASE ANSWER AS SOON AS POSSIBLE. I NEED THE ANSWER IN 1 HOUR.
Transcribed Image Text:21. Approximate the second root of the function using Secant method.
a. -3.77
b. 10.87
c. 1
d. 0.27
22. Approximate the third root of the function using Secant method.
a. -3.77
b. -10.87
c. -1
d. -0.27
SITUATION 6. For Items 23-25.
A shop sells 3 brands of textile: B1, B2, and B3 of yarn, each of
which is a blend of Orange (0), Green (G), and Red (R) cotton in
ratios: 10:2G:1R, 20:1G:1R, and 20:0G:1R. If cost/kg of B1, B2,
and B3 is Php 60, Php 7o, and Php 80 respectively. Use Cramer's
Rule.
23. Find the cost/kg of orange cotton.
а. Php 20
b. Php 40
c. Php 60
d. Php 80
24. Find the cost/kg of red cotton.
a. Php 20
b. Php 40
c. Php 60
d. Php 80
25. Find the cost/kg of green cotton.
a. Php 20
b. Php 40
c. Php 60
d. Php 80
SITUATION 7. For Items 26-28.
2x, — Зx, + x, 3 - 18
-9x1 + 5x2 + 3x3 = 18
4x, + 7x2 — 8xхз53
%3D
26. Determine the value of xi using Gauss-Seidel Method.
a. 1
b. 3
c. -2
d. -5
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