Question 1 of 7
Let's go!
A videocassette recorder (VCR) with a list price of $100 is marked down 30%. If John gets an employee discount of 20% off the sale price, how much does John pay for the VCR?
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Question 2 of 7
Which of the following statements must be true whenever , , , and are positive integers such that , , and ?
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Question 3 of 7
You're on fire today
An industrial cleaner is manufactured using only the 3 secret ingredients A, B, and C, which are mixed in the ratio of 2:3:5, respectively, by weight. How many pounds of secret ingredient B are in a 42-pound (net weight) bucket of this cleaner?
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Question 4 of 7
Which of the following is an equation of the circle with its center at (0,0) that passes through (3,4) in the standard (x,y) coordinate plane?
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Question 5 of 7
Almost there...
A neighborhood recreation program serves a total of 280 children who are either 11 years old or 12 years old. The sum of the children’s ages is 3,238 years. How many 11‑year‑old children does the recreation program serve?
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Question 6 of 7
What is the ‑intercept of the graph of ?
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Question 7 of 7
Practicing your skill is already a win!
If and , ?
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