TEKS 7.7

Quiz by Tonya Oliver

Mathematics
Texas Essential Knowledge and Skills (TEKS)

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8 questions
• Q1
Jake sold x comic books and made \$5 per book. He also received a \$10 bonus. Which equation can represent the relationship between x and Jake's total earnings y?
y = 10x - 5
y = 10x + 5
y = 5x - 10
y = 5x + 10
30s
7.7: Expressions, Equations and Relationships
• Q2
A phone company charges a flat rate of \$20 plus \$0.10 per minute for calls. Which equation represents the total monthly charge (y) for x minutes?
y = 20x + 0.10
y = 0.10x + 20
y = 0.10x - 20
y = 20x - 0.10
30s
7.7: Expressions, Equations and Relationships
• Q3
A bakery charges \$12 for a cake and \$2 for each decoration added. Which equation can represent total cost (y) of a cake with x decorations?
y = 12x + 2
y = 2x + 12
y = 2x - 12
y = 12x - 2
30s
7.7: Expressions, Equations and Relationships
• Q4
A car travels at a constant speed of 50 miles per hour. How far will the car have traveled after 3 hours?
100 miles
150 miles
53 miles
1500 miles
30s
7.4.A: Proportionality
• Q5
A bike travels at a constant rate of 12 miles every 2 hours. What is the speed of the bike?
2 miles per hour
12 miles per hour
6 miles per hour
24 miles per hour
30s
7.4.A: Proportionality
• Q6
A tap fills a tank at a constant rate of 5 liters per minute. How long will it take to fill a 20 liter tank?
20 minutes
5 minutes
4 minutes
25 minutes
30s
7.4.A: Proportionality
• Q7
Bob drives his car at a constant speed. He travels 180 miles in 3 hours. What is the constant of proportionality (k = y/x) when the number of hours (x) is 3 and the number of miles (y) is 180?
90
30
120
60
30s
7.4.C: Proportionality
• Q8
Jamie spent 5 days reading a book. Each day she read the same number of pages, completing a total of 250 pages. What is the constant of proportionality (k = y/x) when the number of days (x) is 5 and the number of pages (y) is 250?
45
55
50
40
30s
7.4.C: Proportionality

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