10. Mary has two part-time jobs, one paying Php 25 per hour and another paying Php 40 per hour. She must earn at least Php 725 per week to pay her expenses while attending college night classes. Which of the following inequalities represent Mary's weekly earnings in her two part-time jobs? a. 25x + 40y2 725 b. 25x + 40y > 725 c. 25x + 40y s 725 d. 25x +40y 725 st lI A. Verify if the given ordered pair is a sojution of tho inoqualitu
10. Mary has two part-time jobs, one paying Php 25 per hour and another paying Php 40 per hour. She must earn at least Php 725 per week to pay her expenses while attending college night classes. Which of the following inequalities represent Mary's weekly earnings in her two part-time jobs? a. 25x + 40y2 725 b. 25x + 40y > 725 c. 25x + 40y s 725 d. 25x +40y 725 st lI A. Verify if the given ordered pair is a sojution of tho inoqualitu
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.CR: Review Problem Set
Problem 41CR
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Transcribed Image Text:10. Mary has two part-time jobs, one paying Php 25 per hour and another
paying Php 40 per hour. She must earn at least Php 725 per week to pay
her expenses while attending college night classes. Which of the following
inequalities represent Mary's weekly earnings in her two part-time jobs?
a. 25x + 40y 2 725 b. 25x + 40y > 725 c. 25x + 40y s 725 d. 25x +40y <
725
est II A. Verify if the given ordered pair is a solution of the inequality.
1. x-3y S-6; a. (4,5)
2. 5x +2y 2 11; a. (1,2)
B. Verify if each ordered pair is a solution of the system of inequalities.
3. x +y <5
2x+2y<-3
est IlI. Solve the following problems.
1. A school has a budget of Php 7,000 per section to buy workbooks. A Math
workbook costs Php 160.00, and a Science workbook costs Php 175.00.
you want to buy 20 Science workbooks, what is the maximum number of Mat
workbooks can you buy?
2. It cost a bakery Php 15 to make a loaf of bread and Php 30 to make
pineapple pie. Production costs on these items cannot exceed Php 30
There must at least be 15 of these items.
b. (-1, -2)
b. (3,-4)
4. 5x +3y s 6:
L 8x-3y >-1
a. (3,2)
a. (-1,-3)
a. Write a system of inequalities that shows the various combinations th
bakery can produce these two items.
b. Graph.
c. Write 3 possible combinations of loaves of bread and pineapple pies.
eferences;
adys C. Nivers
-and waitethe
Transcribed Image Text:10. Mary has two part-time jobs, one paying Php 25 per hour and another
paying Php 40 per hour. She must eam at least Php 725 per week lo pay
her expenses while attending college night classes. Which of the following
inequalities represent Mary's weekly earnings in her two part-time jobs?
a. 25x +40y 2 725 b. 25x +40y > 725 c. 25x +40y s 725 d. 25x 40y<
725
a
Test II A. Verify if the given ordered pair is a solution of the inequality.
1. X-3y s-6;
2. 5x + 2y 2 11; a. (1,2)
B. Verify if each ordered pair is a solution of the system of inequalities.
3. x +y <5
Lx+2y <-3
Test III. Solve the following problems.
1. A school has a budget of Php 7,000 per section to buy workbooks A Math
workbook costs Php 160.00, and a Science workbook costs Php 175.00 IN
you want to buy 20 Science workbooks, what is the maximum number of Math
workbooks can you buy?
2. It cost a bakery Php 15 to make a loaf of bread and Php 30 to make a
pineapple pie. Production costs on these items cannot exceed Php 300.
There must at least be 15 of these items.
a. (4, 5)
b. (-1,-2)
b. (3, -4)
a. (3,2)
4. 5x +3y s 6
L 8x-3y >-1
a. (-1,-3)
a. Write a system of inequalities that shows the various combinations the
bakery can produce these two items.
b. Graph.
c. Write 3 possible combinations of loaves of bread and pineapple pies.
References:
Gladys C. M
Chia Read sach Aim carlulty and wait the hl
chơia Read nch
Th blank paontided balaru the mumbern
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