Look for two numbers with a difference of 6 such that the product is a minimum. A. 10 and 4 В. 12, аnd 6 С. З апd - 3 D. 2 and 8

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Chapter4: Systems Of Linear Equations
Section4.3: Solve Mixture Applications With Systems Of Equations
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9. A copper sheet with 16 cm by 16 cm dimension has to be made as a square box
with no top cover. Square corners should have cut outs to enable folding of every
side. Find the dimensions of the box that will give the maximum volume.
A. I and w =
32
cm, height 8/3cm
%3D
16
B. I and w =
cm, height = -
3
3cm
C. I and w =
3
cm, height = 5/3cm
D. I and w cm, height = 2/3cm
%3D
10. A carton board with 50 in by 50 in dimension has to be made as a square box
with no top cover. Square corners should have cut outs to enable folding of
every side. Find the dimensions of the box that will give the maximum volume.
A. I and w =
105
cm, height = 24/3cm
3
99
B. I and w =
cm, height = 23/3cm
%3D
100
C. I and w =
cm, height = 25/3cm
D. I and w =
110
cm, height = 22/3cm
3
Transcribed Image Text:9. A copper sheet with 16 cm by 16 cm dimension has to be made as a square box with no top cover. Square corners should have cut outs to enable folding of every side. Find the dimensions of the box that will give the maximum volume. A. I and w = 32 cm, height 8/3cm %3D 16 B. I and w = cm, height = - 3 3cm C. I and w = 3 cm, height = 5/3cm D. I and w cm, height = 2/3cm %3D 10. A carton board with 50 in by 50 in dimension has to be made as a square box with no top cover. Square corners should have cut outs to enable folding of every side. Find the dimensions of the box that will give the maximum volume. A. I and w = 105 cm, height = 24/3cm 3 99 B. I and w = cm, height = 23/3cm %3D 100 C. I and w = cm, height = 25/3cm D. I and w = 110 cm, height = 22/3cm 3
Solve the following word problems. Write your answer on a separate sheet of paper.
1. Look for two numbers with a difference of 6 such that the product is a minimum.
A. 10 and 4
B. 12, and 6
С. З апd - 3
D. 2 and 8
2. Variables a and b represent two positive numbers such that a + b2 = 1. Find these
two numbers that will maximize the equation, P = ab?.
A. a =,b =
V3
B. a = ,b
V5
C. a = .b =
D. a = b =
%3D
3. Look for two numbers with a difference of 12 such that the product is a minimum.
A. 6 and - 6
B. 12, and 24
C. 3 and 15
D. 7 and 8
4. Variables a and b represent two positive numbers such that a + b2 = 4. Find these
two numbers that will maximize the equation, P = ab?.
A. a = 2, b = V2
B. a = 3, b = V2
C. a = 2, b = 3
D. a = 4, b = 2
5. Find two numbers with a sum of S so that the equation S = 2x? + 3y? will give a
minimum value.
A. 6 and – 6
В. З апd 2
С. 1 аnd 4
D. -2 and 8
6. Solve for the dimensions of the rectangle with a perimeter of 450 m such that the
area is a maximum.
A. 50m and 10m
С. 35m and 25m
В. 20т ипd 40
D. 112.5m and 112.5m
Find two numbers with a sum of 3 so that the equation S = x² + 2y? will give a
minimum value.
A. 6 and - 5
В. 1, and 4
С. З аnd 1
D. 2 and 1
8. Lito wants to fence his subdivision lot. He wants to install fences on its
rectangular region and maximize the area. He measured and found out that its
perimeter is 280 m. What are the dimensions of the rectangular region that will
give him the maximum area possible?
А. 120т аnd 10m
C. 35m and 25m
D. 70m and 70m
B. 25m and 80m
Transcribed Image Text:Solve the following word problems. Write your answer on a separate sheet of paper. 1. Look for two numbers with a difference of 6 such that the product is a minimum. A. 10 and 4 B. 12, and 6 С. З апd - 3 D. 2 and 8 2. Variables a and b represent two positive numbers such that a + b2 = 1. Find these two numbers that will maximize the equation, P = ab?. A. a =,b = V3 B. a = ,b V5 C. a = .b = D. a = b = %3D 3. Look for two numbers with a difference of 12 such that the product is a minimum. A. 6 and - 6 B. 12, and 24 C. 3 and 15 D. 7 and 8 4. Variables a and b represent two positive numbers such that a + b2 = 4. Find these two numbers that will maximize the equation, P = ab?. A. a = 2, b = V2 B. a = 3, b = V2 C. a = 2, b = 3 D. a = 4, b = 2 5. Find two numbers with a sum of S so that the equation S = 2x? + 3y? will give a minimum value. A. 6 and – 6 В. З апd 2 С. 1 аnd 4 D. -2 and 8 6. Solve for the dimensions of the rectangle with a perimeter of 450 m such that the area is a maximum. A. 50m and 10m С. 35m and 25m В. 20т ипd 40 D. 112.5m and 112.5m Find two numbers with a sum of 3 so that the equation S = x² + 2y? will give a minimum value. A. 6 and - 5 В. 1, and 4 С. З аnd 1 D. 2 and 1 8. Lito wants to fence his subdivision lot. He wants to install fences on its rectangular region and maximize the area. He measured and found out that its perimeter is 280 m. What are the dimensions of the rectangular region that will give him the maximum area possible? А. 120т аnd 10m C. 35m and 25m D. 70m and 70m B. 25m and 80m
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