Reinforcement Quiz

Which of the following is an algebraic equation?

• 3x - 7 = 15
• 4 x 2 = 8

• 15 + 7

• √9 = 3

What is the next number in the sequence: 2, 5, 8, 11, ...?

• 12

• 13

• 14

• 15

What is the perimeter of a rectangle with length 6 cm and width 4 cm?

• 10 cm

• 16 cm

• 20 cm

• 24 cm

What is the probability of rolling a prime number on a fair six-sided die?

• 1/6

• 1/3

• 1/2

• 2/3

How many millimeters are in 2.5 centimeters?

• 25 mm

• 250 mm

• 2,500 mm

• 25,000 mm

What is the volume of a cube with side length 3 cm?

• 6 cm³

• 9 cm³

• 12 cm³

• 27 cm³

Which of the following is an example of a set?

• 2 + 3 = 5

• {1, 2, 3}

• 4 x 5 = 20

• √16 = 4

What is the value of x in the equation 3x + 5 = 17?

• x = 4

• x = 6

• x = 7

• x = 8

Which of the following represents a set of prime numbers?

• {2, 4, 6, 8, 10}

• {3, 5, 7, 11, 13}

• {1, 2, 3, 4, 5}

• {1, 2, 3, 4, 5}

If you toss a fair coin, what is the probability of getting tails?

• 50%

• 60%

• 70%

• 100%