Solve.A basketball fieldhouse seats 15,000. Courtside seats sell for $8, endzone for $6, and balcony for $4. The total revenue from a sell-out is $76,000. If half the courtside and balcony seats and all the endzone seats are sold, the total revenue is $44,000. How many of each type are there?
A. 3000 courtside; 2000 endzone; 10,000 balcony
B. 3200 courtside; 1800 endzone; 10,000 balcony
C. 3000 courtside; 3000 endzone; 8,000 balcony
D. 4000 courtside; 3000 endzone; 8000 balcony
Answer: A
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A. hundredths B. millionths C. hundred-thousandths D. ten-thousandths
Solve for n.
?
A. no solution B. ?n = 7 C. ?n = 7, 48 D. ?n = 8, 47 E. ?n = 48
Find the power rounded to three significant digits.
A. 530 B. 506 C. 529 D. 510 E. 519
Solve the problem.The formula A = P(1 + r)2 is used to find the amount of money, A, in an account after P dollars have been invested in the account paying an annual interest rate, r, for 2 years. Find the interest rate r if $500 grows to $980 in 2 years.
A. 40% B. 4% C. 240% D. 96%