This is an MCQ-based quiz on the topic of ACT: Basic Concept of Mathematics Quiz.
This set of MCQs helps you brush up on the important mathematics topic and prepare you to dive into skill practice and expand your knowledge to tackle the question and answer it carefully.
Which of the following is equivalent to 3a + 4b – (–6a – 3b) ?
-3a + b
-3a + 7b
9a + 7b
What is the slope of the line with the equation 2x + 3y + 6 = 0 ?
When x = 3 and y = 5, by how much does the value of 3x^2 – 2y exceed the value of 2x^2 – 3y ?
If xy = 144, x + y = 30, and x > y, what is the value of x – y ?
A DVD player with a list price of $100 is marked down 30%. If John gets an employee discount of 20% off the sale price, how much does John pay for the DVD player ?
Which of the following statements must be true whenever n, a, b, and c are positive integers such that n < a, c > a, and b > c ?
a < n
b- n > a- n
b < n
n + b = a + c
Use the following information to answer questions 3–5. Taher has decided to create a triangular flower bed border. He plans to use 3 pieces of rectangular lumber with lengths 4, 5, and 6 feet, as shown in the figure below. Points A, B, and C are located at the corners of the flower bed.
The measure of <ABC in the figure is x°. Which of the following is an expression for b° ?
90 + x
Ms. Hernandez began her math class by saying:
I'm thinking of 5 numbers such that their mean is equal to their median. If 4 of the numbers are 14, 8, 16, and 14, what is the 5th number? What is the 5th number Ms. Hernandez is thinking of?
Which of the following is equivalent to sin Q cos(-Q) wherever sin Q cos(-Q) is defined?
A rectangle has an area of 32 square feet and a perimeter of 24 feet. What is the shortest of the side lengths, in feet, of the rectangle?