Solve.Tickets for the school play cost $5 for students and $8 for adults. On opening night, all 360 seats were filled, and the box office revenues were $2610. How many student and how many adult tickets were sold?
A. 90 adult and 270 student
B. 320 adult and 40 student
C. 360 student and 0 adult
D. 90 student and 270 adult
Answer: D
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Use the general multiplication rule to find the indicated probability.What is the probability that 4 randomly selected people all have different birthdays?
A. 0.9891 B. 0.9836 C. 0.9918 D. 0.9729
Solve the problem. Use 3.14 for ?.A wicker basket has a circular rim with a diameter of 10 in. How many inches of ribbon are needed to go once around the rim?
A. 29.4 in. B. 31.4 in. C. 100 in. D. 62.8 in.
Use the present value formula to solve the problem.Find the present value of $80,000 if interest is paid at a rate of 8.5% compounded quarterly for 15 years. Round to the nearest cent.
A. $22,951.34 B. $22,655.09 C. $282,497.21 D. $278,850.80
?Write the system of linear equations represented by the augmented matrix. Then use back-substitution to solve. (Use variables x, y, and z.)
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?