Number Sense
What is the sum of the first 10 positive integers?
55
Solve for x: 2x + 3 = 11
x = 4
What is the sum of the interior angles of a triangle?
180°
What is 1/2 + 1/4?
3/4
How many even numbers are between 1 and 10?
4
What is the least common multiple of 6 and 8?
24
What is the value of x if x² = 49?
7 or -7
What is the area of a rectangle with length 8 and width 5?
40
Simplify: 18/24
3/4
If a bag has 3 red, 2 blue, and 1 green marble, what's the probability of picking a red one?
1/2
How many positive factors does 36 have?
9
If 5x - 2 = 3x + 6, what is x?
4
A circle has diameter 10. What is its area? (Use pi = 3.14)
78.5
A recipe uses flour and sugar in a 3:2 ratio. If there are 6 cups of flour, how much sugar is needed?
4 cups
Evaluate: 2³ × 3²
72
What is the smallest positive integer that leaves a remainder of 1 when divided by 2, 3, and 4?
13
Factor: x² - 9x + 20
(x - 4)(x - 5)
What is the volume of a cube with edge length 6 cm?
216 cm³
If 3/5 of a number is 18, what is the number?
30
A car travels 150 miles in 3 hours. What is its average speed?
50 mph
What is the greatest 3-digit number divisible by both 3 and 7?
987
If a = 2 and b = 3, evaluate a²b - ab²
12 - 18 = -6
What is the length of the hypotenuse of a right triangle with legs 9 and 12?
15
What is 1/(1/3 + 1/4)?
12/7
What is the remainder when 2025 is divided by 7?
3