Solve the problem.Softee Blankets charges $6 for shipping orders of $20 or less, $10 for orders from $20.01 to $70, and $15 for orders over $70. One week shipping charges for 540 orders totaled $5320. There were 50 more orders for $20 or less shipped than there were orders for over $70. Find the number of orders shipped at each rate.
A. $20 or less: 250; $20.01 to $70: 170; over $70: 120
B. $20 or less: 170; $20.01 to $70: 250; over $70: 120
C. $20 or less: 290; $20.01 to $70: 130; over $70: 120
D. The numbers cannot be determined from the given information.
Answer: B
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Solve the problem.The Mathematics Department is holding an election for department chair. Each member ranks the candidates from first to third. The preference schedule below shows the results of the ballots with candidates Clark (C), Jones (J), and Smith (S).
Determine the winner using the Borda count method.
A. Smith B. Jones C. Clark D. Jones and Smith tie.
Solve the quadratic equation by factoring.8d2 + 18d + 9 = 0
A. - 
, - 
B. 
, 
C. - 
, - 
D. 
, 
Solve the problem.The arch beneath a bridge is semi-elliptical, a one-way roadway passes under the arch. The width of the roadway is 34 feet and the height of the arch over the center of the roadway is 11 feet. Two trucks plan to use this road. They are both 8 feet wide. Truck 1 has an overall height of 
and Truck 2 has an overall height of 
. Draw a rough sketch of the situation and determine which of the trucks can pass under the bridge.
A. Truck 1 can pass under the bridge, but Truck 2 cannot. B. Truck 2 can pass under the bridge, but Truck 1 cannot. C. Both Truck 1 and Truck 2 can pass under the bridge. D. Neither Truck 1 nor Truck 2 can pass under the bridge.
Solve the problem.The distance, in feet, that a car travels down the side of a mountain in each consecutive second is modeled by a sequence whose general term is an = 31n - 11, where n is the number of seconds. Find the distance the car travels in the fifth second.
A. 144 ft B. 155 ft C. 166 ft D. 113 ft