number
Evaluate: 72 - 3 × 4
37
Solve for x: 2x + 9 = 21
6
Find the slope of the line that passes through the points (1, 2) and (4, 8).
2
Identify the next number in the pattern: 4, 7, 10, 13,
16
Two angles in a triangle measure 53° and 72°. What is the measure of the third angle?
55
Calculate 12.5% of 80.
Expand and simplify: (x - 6)(x + 2)
x2-4x-12
If f(x) =-3x + 7, find f (4).
-5
6
A circle has a radius of 5 cm. Calculate its area.
78.5 cm2
Simplify the expression:
(45 x 4-2)/40
64
Factor the expression completely: 2x2 - 18
2(x2-9) = 2(x +3) (x-3)
Write the equation of a line in slope-intercept form that has a slope of - ½ and passes through the
point (4, -1).
y= (-1/2)x +1
The mean of a set of 6 numbers is 15. If five of the numbers are 12, 17, 10, 21, and 8, what is the sixth number?
22
A right rectangular prism has a length of 10 m, a width of 5 m, and a height of 6 m. What is its volume?
300 m3
A bank account earns 2% annual simple interest. If $500 is deposited, what is the total amount in the account after 3 years?
530
Solve the compound inequality and graph the solution on a number line: -3 < 2x +5 < 11
-8 < x < 3 (Graph: closed circle on -8, open circle on 3, shaded between)
Solve the system of equations:
3x-2y =-12
x+44 = 2
(-2,1)
A jar contains 5 red, 4 blue, and 6 yellow marbles. What is the probability of randomly selecting a blue marble, not replacing it, and then selecting a red marble?
2/21
A 15-foot ladder leans against a wall. The base of the ladder is 9 feet from the wall. How high up the wall does the top of the ladder reach?
12 feet
A number is divisible by 3 and 5. When it is divided by 7, the remainder is 4. Find the smallest positive integer that satisfies these conditions.
60
The area of a rectangle is given by the expression 2x? + 11x + 12. If its width is (x + 4), find an expression for its length.
2x + 3
The graph of a linear function has an x-intercept of -5 and a y-intercept of 2. Write the equation of this function. Then, find the coordinates of the point where it intersects the line y = x-1.
y = (2/5)x + 2
(5,4)
The first four terms of a geometric sequence are 3, -6, 12, -24, .... Find the 10th term of this sequence. Then, find the sum of the first 10 terms.
-1023
Triangle ABC is isosceles where AB = AC. The measure of angle B is (4x + 10)° and the measure of angle C is (6x - 10)°. Find the measure of angle A.
Angle A = 80°