单项选择题

Three carpet pieces in the shapes of a square, a triangle, and a semicircle are attached to one another, as shown in the figure above, to cover the floor of a room. If the area of the square is 144 feet and the perimeter of the triangle is 28 feet, what is the perimeter of the room’s floor, in feet（）

A. 32+12π
B. 40+6π
C. 34+12π
D. 52+6π
E. 52+12π

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单项选择题

At Florence Pizza, the only slices of pizza available are plain and pepperoni, which cost $1.50 and $2. 00 respectively. Small, medium, and large cups of soda cost $1.00, $1. 50, and $1.75 respectively. Which of the following could be the total cost of two slices of pizza and two sodas Indicate all such costs.（）

A. $ 5.00
B. $ 5.25
C. $ 6.00
D. $ 6.25
E. $ 7.00
F. $ 7.25

单项选择题

As two wheels--A and B--roll across the ground, they both rotate at a rate of 60 revolutions per second. The radius of wheel A is 3. The radius of wheel B is 1.5.（）

A. if Quantity A is greater;
B. if Quantity B is greater;
C. if the two quantities are equal;
D. if you cannot determine the relationship based on the given information.