Number Sense
The circumference of Phuong's favorite circular roller skating rink is 75 feet. Which of the following is closest to the diameter of the rink? A) 24 feet B) 12 feet C) 10 feet D) 5 feet
What is A) 24 feet?
Jon is playing with a 3x3 Rubik's Cube with a side length of 3 inches. What is the volume of the cube?
What is 27 inches^3?
A magazine had 4000 subscribers at the end of the year 2004. The number of subscribers increased by 10% each year as compared with the previous year. Which of the following is closest to the number of subscribers at the end of the year 2007? A) 4330 B) 4400 C) 5200 D) 5320
What is D) 5320?
The three criteria for a quadrilateral being a rectangle?
What is:
1. All angles 90 degrees
2. Opposite sides are congruent
3. Opposite sides are parallel
Steph has a hula-hoop that broke into two pieces. One piece only makes up 1/5 of the original hula-hoop. If the original shape had a diameter of 39 inches, what is the length of the remaining arc from the Hula-hoop?
What is 24.492 inches?
Jay is playing an emulation of an old Kirby game and noticed that Kirby has a diameter of 10 pixels. If Kirby is in the shape of a sphere, what is the volume of Kirby in pixels? Round your final answer to the nearest hundreth.
Which of the following is equivalent to the expression below? x^2 + 3x - 28
A) (x-4)(x+7)
B) (x+4)(x-7)
C) (x-14)(x+2)
D) (x+14)(x-2)
What is A) (x-4)(x+7)?
Segment AB has one endpoint at A(2,5) and its midpoint is at (4,0). What are the coordinates of B, the other endpoint of AB? A) (2, -5) B) (3, 2.5) C) (6, -5) D) (6, 2.5)
What is C) (6, -5)?
Luis bought a fresh pie and shared it with a couple friends. If the pie was cut into sections with a central angle of 45 degrees for each piece and the radius of the pie is 4 inches, what is the area of each piece?
What is 6.28 inches?
Sophie bought a case stack of 12 CDs. The diameter of each CD is 4.75 inches. The height of each individual CD is 0.05 inches. Excluding the center cutout of the CD, what is the volume of the stack of CDs? Round your answer to the nearest hundreth.
What is 10.63 cubic inches?
Zuleika wants to buy a tool set that is on sale at a hardware store. The price of each tool set will be decreased by 8% each morning just before the store opens. The sale will last for 7 days, or until all the sets are sold. After the first reduction on Monday, the price of each set was $135. If Zuleika wants to wait until the first day that the price is $100 or less, on which day should she buy her tool set? A) Wednesday B) Thursday C) Friday D) Saturday
What is C) Friday?
Elijah is using a small paper rectangle and a large rectangle for an art project. The length of the small rectangle is half the length of the large rectangle. The width of the small rectangle is half the width of the large rectangle. The area of the small rectangle is how many times the area of the large rectangle? A) 1/16 B) 1/8 C) 1/4 D) 1/2
What is C) 1/4?
Triangle ABC is inscribed in a circle with diameter of 10 inches, where line segment AC is the diameter. If angle CAB is 30 degrees, what is the measure of angle ACB?
What is 60 degrees?
The surface area of a square-base pyramid with base side length 6 inches, slant height 5 inches, and height 4 inches?
What is 96 inches^2?
Simplify the expression below: (3x^2 + 2x - 8) - (2x^2 - 4x + 7)
What is x^2 + 6x - 15?
Rectangle ABCD is similar to rectangle EFGH. The length of each side of rectangle EFGH is 2.4 times the length of the corresponding side of rectangle ABCD. The perimeter of rectangle ABCD is 120 feet. What is the perimeter of rectangle EFGH?
What is 288 feet?
Brett and her friends are playing a game of lawn darts and want to set up a target for the darts to land in. The inner edge of the ring has a radius of 24 inches, and the outer edge has a radius of 30 inches. What's the area of the ring itself?
What is 1,017.36 inches^2?
The volume of a square-base pyramid with base side length 6 inches, slant height 5 inches, and height 4 inches?
What is 48 inches^3?
Aziah says that a rectangle's area, A, is given by the equation A = x^2 + x - 6. Which of the following could represent b, the length of the base of the rectangle, and h, the height of the rectangle?
A) b = (x-3); h=(x-2)
B) b = (x-3); h=(x+2)
C) b = (x+3); h=(x+2)
D) b = (x+3); h=(x-2)
What is D) b = (x+3); h=(x-2)
Point P(6,7) is plotted on the coordinate grid (HINT: Do this now.) Point P is rotated 180 degrees clockwise about the origin. What are the coordinates of the image of point P after this rotation? A) (3,4) B) (-6,-7) C) (6,10) D) (9,4)
What is B) (-6,-7)?