Solve the problem.Suppose that the cost, C, of producing x units of a product can be illustrated by the given graph. Is  continuous at   

A. Yes; no; yes
B. Yes; no; no
C. Yes; yes; yes
D. No; no; no


Answer: A

Mathematics

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Evaluate the expression for the given replacement values.x + y - z for x = 5.9, y = 8, z = 0.98

A. 13.02 B. 12.92 C. 14.88 D. -3.08

Mathematics

Solve the problem.A function that models the population (in thousands) of children under the age of 18 in a certain town, t years after 2010 is C(t) = 0.0013t2 - 0.163t + 15.82. A function that models the population (in thousands) of adults aged 18 or over of the same town, t years after 2010 is  Find the equation of a function that models the estimated population of the town t years after 2010.

A. P(t) = 0.0076t2 - 0.38t + 40.9 B. P(t) = 0.0076t2 - 0.054t + 40.9 C. P(t) = 0.0063t2 + 0.0013t + 40.52 D. P(t) = 0.0076t2 - 0.38t + 9.26

Mathematics

Provide an appropriate response.A restaurant offered pizza with 3 types of crusts and 7 different toppings. How many different types of pizzas could be offered?

A. 10 B. 49 C. 9 D. 63 E. 21

Mathematics

Use I = Prt for simple interest to find the indicated quantity.I = $750; r = 6%; t = 6 months. Find P.

A. $25,750 B. $24,250 C. $22.50 D. $25,000

Mathematics