The Number System
The number that is irrational...
a. 5 3/7
b. 4.323232...
c. sqrt(81)
d. 3.21374659...
What is 3.21374659...?
The expression not equivalent to 3^-4...
a. 3^5 x 3^-9
b. 3^4/3^8
c. (3^2)^-2
d. 3^-2 x 3^2
What is 3^-2 x 3^2?
Gina has $30 in a savings account. She will start adding $8 to her account each week. The equation she can use to keep track of the amount of money, y, in her account after x weeks...
a. y = 8x + 30
b. y = 8x - 30
c. y = 30x + 8
d. y = 30x - 8
What is y = 8x + 30?
The best description of the function represented by the graph...
a. It is linear because the graph is made up of straight lines.
b. It is linear because the rate of change is constant.
c. It is nonlinear because the graph decreases for part of the time period.
d. It is nonlinear because the graph is not a single straight line.
What is "It is nonlinear because the graph is not a single straight line." ?
Lee wants to cut a right triangle out of fabric for a craft project. The following lengths could be the sides of the right triangle...
a. 8 cm, 15 cm, 17 cm
b. 4 cm, 5 cm, 6 cm
c. 9 cm, 40 cm, 51 cm
d. 1.2 cm, 2.4 cm, 2.6 cm
What is 8 cm, 15 cm, 17 cm ?
The true statement is...
a. sqrt(65) is between 6 and 7
b. 2sqrt(8) is between 4 and 5
c. 3sqrt(15) is between 12 and 13
d. 5sqrt(3) is between 8 and 9
What is "5sqrt(3) is between 8 and 9"?
2 x ________ = 20,000,000
The power of ten that makes the equation true...
a. 10^-6
b. 10^5
c. 10^6
d. 10^7
What is 10^7?
The solution to the system of equations shown in the graph...
a. (0, 1)
b. (-2, 0)
c. (2, 2)
d. (3, 0)
What is (2, 2)?
The relation that is not a function...
a. { (0, 0), (1, 1), (2, 0), (3, 1) }
b. { (-3, 4), (5, 3), (1, 1), (9, 6) }
c. { (8, 3), (2, 10, (5, -4), (6, 1) }
d. { (1, 2), (7, 4), (-2, 9), (1, 5) }
What is { (1, 2), (7, 4), (-2, 9), (1, 5) } ?
A watering trough for farm animals is in the shape of a cylinder cut in half.
The volume of water the trough will hold...
*use 3.14 for pi and round to the nearest cubic inch
a. 17,663 cubic inches
b. 35,325 cubic inches
c. 70, 650 cubic inches
d. 141,300 cubic inches
What is 17,663 cubic inches ?
The expression greater than 9...
a. sqrt(14)
b. 3sqrt(17)
c. 1/4 sqrt(62)
d. 5sqrt(2)
What is 3sqrt(17)?
The number of times greater 2.4 x 10^8 is than 1.2 x 10^6...
a. 2
b. 20
c. 100
d. 200
What is 200
The statement that is not true...
a. The slope of the line is 3.
b. The y-intercept is 5
c. The ratio of the length of the vertical side to the length of the horizontal side is the same for both triangles.
The teo right triangles shown are similar.
What is "The slope of the line is 3." ?
Shana is hiking down into a canyon. The table below shows her elevation above the canyon floor at different hours during the course of her hike. The relationship between the number of hours Shana hiked and her elevation is linear.
The rate of change in this situation represents...
a. Shana's elevation at the start of her hike.
b. the number of feet Shana descended per hour on her hike
c. the amount of time Shana spent on her hike
d. the total distance Shana hiked in 5 hours
What is "the number of feet Shana descended per hour on her hike" ?
A utility pole that is 36 feet tall is to be supported by a wire that is 60 feet long.
The value of x, the distance from the bottom of the utility pole to the place where the wire touchces the ground...
a. 96 feet
b. 70 feet
c. 48 feet
d. 24 feet
What is 48 feet?
The solution to x^2 = 100
a. x = 50
b. x = 10
c. x = +-10
d. x = +-50
What is x = +-10?
Kate ate 1/8 of a veggie pizza.
The expression equivalent to the amount Kate ate...
a. (2^3)^-1
b. (-8)^1
c. 8^8 - 8^9
d. (1/8)^0
What is (2^3)^-1?
The equation with infinitely many solutions...
a. 5k - 7(k + 1) = 3(k - 2)
b. 2(m + 5) = 4(m - 3) - 2m
c. 6w + 3(4w - 2) = 2(9w - 3)
d. 3(b - 1) = 2(5 - 4b) - b
What is 6w + 3(4w - 2) = 2(9w - 3)?
The graph shows the height of a balloon during the first 30 seconds after it is released.
The expression used to find the function's rate of change...
a. (10 - 100)/(30 - 0)
b. (100 - 10)/(30 - 0)
c. (30 - 0)/(100 - 10)
d. (0 - 30)/(100 - 10)
What is (100 - 10)/(30 - 0) ?
The fraction equivalent to 1.bar63...
a. 3/2
b. 163/99
c. 18/11
d. 163/100
What is 18/11?
Josh cut a square sheet of paper along a diagonal to make two congruent triangles. The area of one triangle is 60.5 square inches.
The side length of the square to the nearest inch...
a. 7 in
b. 8 in
c. 11 in
d. 12 in
What is 11 in ?
Beth made wristbands and belts for a craft sale. She sold 30 of these items. Each wristband sold for $5.50. Each belt sold for $8.50. The number of wristbands and belts she sold if Beth made $204 at the craft sale...
a. 17 wristbands and 13 belts
b. 15 wristbands and 15 belts
c. 13 wristbands and 17 belts
d. 12 wristbands and 18 belts
What is 17 wristbands and 13 belts?
Ella and Li leave the library at the same time to walk home. Both walk at a constant speed. In this situation, x represents the time spent walking, in minutes, and y represents the distance from home, in miles.
The true statement about Li's and Ella's walks home...
a. Ella and Li live the same distance from the library, but Ella got home first.
b. Li lives closer to the library and she got home first.
c. Ella and Li live the same distance from the library, but Li got home first.
d. Ella lives closer to the library, but Li got home first.
What is "Ella lives closer to the library, but Li got home first." ?