Solve the problem.A football team gained 23 yards on one play, lost 15 yards on another, and gained 10 yards on the last play of the first half. They had already gained 400 yards during the half. What was the total yardage gain for the first half?
A. 433 yards
B. 418 yards
C. 382 yards
D. 448 yards
Answer: B
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Calculate the Huntington-Hill number.City A: population 4800, 12 representatives
A. 147,692.408 B. 147,702.308 C. 147,693.308 D. 147,692.308
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
At what time was the temperature 77°?
A. 11 a.m. and 12 p.m. B. 11 a.m. and 12 p.m. and 3 p.m. C. 12 p.m. and 3 p.m. D. 2 p.m.
Solve the problem.Given that 
= 3, find the value of the determinant 
.
A. 6 B. -9 C. 9 D. 0
On January 3, 2016. HNL negotiated a short-term loan of $685,000. The loan was due October 1 2016, and carried a 6.86% interest rate.
a. What is the total amount HNL paid on the maturity date? Use ordinary interest to calculate the interest. Show your work in the space provided. b. In a few complete sentences, explain how you calculated the answer.