In the expression "w + 5", the letter "w" is called the what?
The letter "w" is called a variable.
100
What do we call a straight path that extends without end in opposite directions?
A "line."
100
A scalene triangle has how many equal sides?
None
100
What two ways can we express a positive intiger?
With a positive sign (+), or with no sign at all.
100
What is the experimental probability of rolling a 5 on a regular die?
1 out of 6 (1/6)
200
If X equals 8, what is 12X - 10 ?
86 (12 times 8 equals 96, 96 -10 = 86)
200
What device do we measure angles with?
A "protractor."
200
Two of the angles of a triangle are 50 degrees, and 70 degrees. How many degrees is the third angle?
The third angle is 60 degrees.
200
If you multiply a positive integer times a negative integer, will the result be positive or negative?
Negative
200
What is the probability of flipping a coin three times, and landing on tails all three times.
1/8 (1/2 times 1/2 times 1/2)
300
In the equation 7C = G, if G equals 91, what does C equal?
C = 13, because 7 times 13 equals 91.
300
Two angles that lay side-by-side, have a common vertex and one common ray, are called ____________ angles.
"adjacent"
300
What do we call a rectangle with 4 congruent sides?
a square
300
In the following list of numbers, which number is the highest integer?
4, -5, -2, 2, -4
4
300
What is the probability of flipping a heads on a fair coin, rolling a number less than 3 on a fair dice, and pulling a spade out of a fair deck of cards, all at the same time?
1/24 (1/2 x 1/3 x 1/4)
400
If D/3 = 12, what does D equal?
D equals 36, because 36 divided by 3 equals 12.
400
Supplimentary angles have a sum of how many degrees?
180 degrees
400
What word do we use to describe a regular triangle?
equalateral
400
On a coordinate plane, what does the coordinates (0,0) represent?
The origin.
400
If a woman has 4 blouses, 4 pants, and 3 pairs of shoes, how many outfit can she put together ?
48 (4x4x3)
500
If Y - 53 = 27, is 70 a solution for the equation?
No, because 27 + 53 equals 80, not 70.
500
What type of lines intersect to form 90 degree angles.
Perpendicular lines.
500
Two figures that are identical, are said to be what?
congruent
500
Which quadrant will the point with the coordinates (-4, +5) be located in?
Quadrant II (2)
500
If I list all numbers from one to twenty, then have a child choose a number at random, what is the probability he will choose a prime number?