Proportion Patrol 1 Quiz Form 1 Grade 7 Mathematics • Unit Assessment
Proportion Patrol: Checkpoint 1
Score _____ / 20
Name: ___________________________
Date: _________________
Period: ___________
1
Part 1: Constant of Proportionality in Tables
The table below shows a proportional relationship between \(x\) and \(y\). What is the constant of proportionality (\(k\))?
4 pts
A \(k = 2\)
B \(k = 7\)
C \(k = 12\)
D \(k = 14\)
A drone pilot records the flight testing distance over time. The distance in miles (\(y\)) is directly proportional to flight time in hours (\(x\)).
6 pts
Time (hours), \(x\) 2 3 5 8 Distance (miles), \(y\) 18 27 45 ?
a. Constant of proportionality: \(k =\)
b. Missing value for \(x = 8\) hours: miles
c. Proportional equation (\(y = kx\)): \(y =\)
2
Part 2: Constant of Proportionality on Coordinate Graphs
Arcade Prize Tickets Won
0 1 2 3 4 5 5 10 15 20 25 30 Game Tokens Used (\(x\)) Tickets Won (\(y\)) A (1, 5) B (3, 15)
Graph shows tickets won for tokens played.
Graph Analysis & Ratio Calculation
4 pts
a. Identify Point A on the graph: \((\) , \()\)
b. Identify Point B on the graph: \((\) , \()\)
c. Calculate \(k = \frac{y}{x}\) using Point B: \(k = \frac{\quad}{\quad} =\)
Graph Interpretation & Justification
6 pts
a. What does the coordinate point \(A(1, 5)\) represent in this arcade situation?
b. Explain two visual reasons why this graph proves the relationship is proportional:
Reason 1:
Reason 2:
Proportion Patrol • Checkpoint 1 Reminder: Constants of proportionality in this assessment are whole integers. Grade 7 Math
Proportion Patrol 2 Quiz Form 2 Grade 7 Mathematics • Unit Assessment
Proportion Patrol: Checkpoint 2
Score _____ / 20
Name: ___________________________
Date: _________________
Period: ___________
1
Part 1: Constant of Proportionality in Tables
The table below demonstrates a proportional relationship between \(x\) and \(y\). What is the constant of proportionality (\(k\))?
4 pts
A \(k = 3\)
B \(k = 6\)
C \(k = 15\)
D \(k = 18\)
A craft studio creates beaded bracelets. The total bracelets assembled (\(y\)) is directly proportional to the packs of craft beads opened (\(x\)).
6 pts
Bead Packs, \(x\) 2 4 7 10 Bracelets, \(y\) 8 16 28 ?
a. Constant of proportionality: \(k =\)
b. Missing value for \(x = 10\) packs: bracelets
c. Proportional equation (\(y = kx\)): \(y =\)
2
Part 2: Constant of Proportionality on Coordinate Graphs
Greenhouse Sprout Production
0 1 2 3 4 5 8 16 24 32 40 48 Seed Trays Planted (\(x\)) Sprouts Grown (\(y\)) A (1, 8) B (3, 24)
Graph shows sprouts grown from planted trays.
Graph Analysis & Ratio Calculation
4 pts
a. Identify Point A on the graph: \((\) , \()\)
b. Identify Point B on the graph: \((\) , \()\)
c. Calculate \(k = \frac{y}{x}\) using Point B: \(k = \frac{\quad}{\quad} =\)
Graph Interpretation & Justification
6 pts
a. What does the coordinate point \(A(1, 8)\) represent in this greenhouse situation?
b. Explain two visual reasons why this graph proves the relationship is proportional:
Reason 1:
Reason 2:
Proportion Patrol • Checkpoint 2 Reminder: Constants of proportionality in this assessment are whole integers. Grade 7 Math
Proportion Patrol 3 Quiz Form 3 Grade 7 Mathematics • Unit Assessment
Proportion Patrol: Checkpoint 3
Score _____ / 20
Name: ___________________________
Date: _________________
Period: ___________
1
Part 1: Constant of Proportionality in Tables
The table below shows values for a proportional relationship between \(x\) and \(y\). What is the constant of proportionality (\(k\))?
4 pts
A \(k = 6\)
B \(k = 8\)
C \(k = 14\)
D \(k = 16\)
A community water pump fills agricultural tanks. The total gallons of water pumped (\(y\)) is directly proportional to the operating time in minutes (\(x\)).
6 pts
Minutes, \(x\) 3 4 6 9 Gallons, \(y\) 15 20 30 ?
a. Constant of proportionality: \(k =\)
b. Missing value for \(x = 9\) minutes: gallons
c. Proportional equation (\(y = kx\)): \(y =\)
2
Part 2: Constant of Proportionality on Coordinate Graphs
Robot Gadget Assembly
0 1 2 3 4 5 6 12 18 24 30 36 Work Shifts (\(x\)) Gadgets Assembled (\(y\)) A (1, 6) B (3, 18)
Graph shows gadgets assembled per work shift.
Graph Analysis & Ratio Calculation
4 pts
a. Identify Point A on the graph: \((\) , \()\)
b. Identify Point B on the graph: \((\) , \()\)
c. Calculate \(k = \frac{y}{x}\) using Point B: \(k = \frac{\quad}{\quad} =\)
Graph Interpretation & Justification
6 pts
a. What does the coordinate point \(A(1, 6)\) represent in this assembly situation?
b. Explain two visual reasons why this graph proves the relationship is proportional:
Reason 1:
Reason 2:
Proportion Patrol • Checkpoint 3 Reminder: Constants of proportionality in this assessment are whole integers. Grade 7 Math
