Algebra
2x + 5 = 13
What is x = 4?
What is the sum of the interior angles of a triangle?
What is 180°?
What is the slope of the line y = 2x + 3?
What is 2?
A shirt costs $20 and is on sale for 25% off. What is the sale price?
What is $15?
What is the probability of rolling a 3 on a fair six-sided die?
What is 1/6?
Factor: x2 - 9x + 20
What is (x – 4)(x – 5)?
What is the area of a rectangle with length 10 and width 4?
What is 40?
Is the relation {(1,2), (2,3), (3,4)} a function?
What is yes?
A car travels 60 miles in 1.5 hours. What is its speed?
What is 40 mph?
What is the mean of 4, 6, 8, 10, 12?
What is 8?
Solve for x: 3x - (2x + 1) = 7
What is x = 8?
The hypotenuse of a right triangle is 13, and one leg is 5. Find the other leg.
What is 12?
If f(x) = x² and g(x) = x – 2, what is f(g(3))?
What is 1?
If you buy 3 notebooks for $2.50 each and pay with a $10 bill, how much change do you get?
What is $2.50?
What is the median of 3, 5, 7, 9, 11?
What is 7?
If f(x) = 2x² – 3x, find f(–2).
What is 14?
What is the volume of a cube with side length 3?
What is 27?
Identify the vertex of y = (x – 2)² + 5.
What is (2, 5)?
A recipe uses 2 cups of flour for every 3 cups of sugar. If you use 4 cups of flour, how many cups of sugar do you need?
What is 6 cups?
A bag has 3 red and 2 blue marbles. What is the probability of pulling a red marble?
What is 3/5?
Solve:
5x² – 20 = 0
What is x = 2 or x = –2?
Find the circumference of a circle with diameter 8.
What is 8π or 25.1327?
What is the inverse of f(x) = 3x + 1?
What is f⁻¹(x) = (x – 1)/3?
John has 5 more than twice the number of apples as Sarah. Together they have 29 apples. How many does Sarah have?
What is 8?
If the probability of rain is 0.3, what is the probability that it does NOT rain?
What is 0.7?