Solve the problem.A football team gained 26 yards on one play, lost 40 yards on another, and gained 37 yards on the last play of the first half. They had already gained 224 yards during the half. What was the total yardage gain for the first half?
A. 247 yd
B. 287 yd
C. 201 yd
D. 327 yd
Answer: A
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Solve the problem.For a remodeling project, the building contractors designed a chute extending from a third-floor balcony to a dumpster located in the hotel parking lot. The chute has a rise of 35 feet for every 70 feet in horizontal distance. Find the grade of the chute. Round to the nearest whole percent.
A. 20% B. 50% C. 55% D. 0.5%
Solve the problem.An object is thrown upward from the top of a 
building with an initial velocity of 48 feet per second. The height h of the object after t seconds is given by the quadratic equation 
When will the object hit the ground?
A. 2 sec B. 160 sec C. 5 sec D. -2 sec
Solve the problem.The table contains data that can be modeled by an exponential function of the form 
Use regression to determine an exponential function f that models this data. Round the coefficients to the nearest hundredth.
A. f(x) = (0.98)(1.33)x B. f(x) = (1.14)(0.85)x C. f(x) = (0.85)(1.14)x D. f(x) = (1.33)(0.98)x
Find the unit price.The trim for a costume costs $29.75 for 8.5 yd.
A. $3,205,770.88/yd B. $38.25/yd C. $3.50/yd D. $21.25/yd