Caroline knows the height and required volume of a cone-shaped vase she's designing. Which formula can she use to determine the radius of the vase? Select the correct answer.
A local theater sells admission tickets for $9.00 on Thursday nights. At capacity, the theater holds 100 customers. The function M(n) = 9n represents the amount of money the theater takes in on Thursday nights, where n is the number of customers. What is the domain of M(n) in this context? Select the correct answer.
A.) all whole numbers B.) all non-negative rational numbers C.) all non-negative integers that are multiples of 9 D.) all non-negative integers less than or equal to 100
A ball was thrown upward into the air. The height, in feet, of the ball above the ground t seconds after being thrown can be determined by the expression -16t² + 40t + 3. What is the meaning of the 3 in the expression? Select the correct answer.
A.) The ball takes 3 seconds to reach its maximum height B.) The ball takes 3 seconds to reach the ground C.) The ball was thrown from a height of 3 feet D.) The ball reaches a maximum height of 3 feet
The expression 3x² - 33x - 180 can be factored into the form a(x + b)(x + c), where a, b, and c are constants, to reveal the zeros of the function defined by the expression. What are the zeros of the function defined by 3x² - 33x - 180?
A.) -15 B.) -10 C.) -6 D.) -4 E.) 4 F.) 6 G.) 10 H.) 15
A random sample of 200 teenagers participated in a taste test. Each teenager sampled four choices of fruit drink (labeled "A", "B", "C", and "D"), and then were asked to pick a favorite. The table shows the results of this taste test.
Based on the information given, which of the given statements are true?
A.) 40% of the participants were girls B.) 70% of the participants preferred "A" C.) 20/120 of the boys preferred "D" D.) 10/35 of the participants who preferred "B" were girls E.) The proportion of boys who preferred "C" is equal to the proportion of girls who preferred "C"
The elephant population in Northwestern Namibia and Etosha National Park can be predicted by the expression 2,649(1.045)^b, where b is the number of years since 1995.
What does the value 2,649 represent? A.) the predicted increase in the number of elephants in the region each year B.) the predicted number of elephants in the region in 1995 C.) the year when the elephant population is predicted to stop increasing D.) the percentage the elephant population is predicted to increase each year
Combined estimates for Etosha National Park and the Northwestern Population
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November 2023
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