Algebra
What is the simplified form of the expression 2(x+3)−x?
x+6
What is the circumference of a circle with a radius of 5 cm?
10π cm
If f(x)=x2−3, what is the value of f(−2)?
1
What is the range of the following data set: 5, 8, 12, 1, 9?
11
What is the next term in the arithmetic sequence: 2, 5, 8, ...?
11
What is the value of x in the equation x/3+1=5?
12
What is the area of a trapezium with parallel sides of 6 cm and 10 cm and a height of 5 cm?
40 cm2
What is the slope of a line that passes through the points (1,2) and (3,8)?
3
What is the probability of rolling a number greater than 4 on a standard six-sided die?
2/6 or 1/3
What is the 10th term of an arithmetic sequence with a first term of 3 and a common difference of 4?
39
What is the solution to the system of equations below?
y=2x
x+y=9
x=3,y=6
What is the length of the diagonal of a rectangle with sides of 5 cm and 12 cm?
13 cm
What is the equation of a line that is perpendicular to y=2x+1 and has a y-intercept of 4?
y=−x/2+4
What is the number of possible outcomes when flipping a coin three times?
8
What is the 5th term of the geometric sequence: 2, 4, 8, ...?
32
What is the result of expanding and simplifying the expression (2x−1)(x+4)?
2x2+7x−4
What is the volume of a sphere with a radius of 3 cm?
36π cm3
SURPRISE!
:)
What is the number of unique three-digit numbers that can be formed using the digits 1, 2, and 3 without repetition?
6
What is the sum of the first 5 terms of the arithmetic series 1, 3, 5, ...?
25
What is the positive solution for x in the quadratic equation x2−4x−12?
6
A circle with a radius of 5 cm inside of a square with a side length of 10 cm. What is the area of the rest of the square that the circle doesn't cover?
100−25π cm2
What is the vertex of the parabola defined by the equation y=2(x−3)2+1?
(3,1)
What is the probability of drawing a Queen from a standard deck of 52 cards, and then, without replacing it, drawing another Queen?
12/2652 or 1/221
What is the sum of the first 4 terms of the geometric series with a first term of 1 and a common ratio of 3?
40