What is the value of 3(4 + 2) - 5?
Correct!
Wrong!
First evaluate inside the parentheses: 4 + 2 = 6, then multiply: 3 × 6 = 18, and subtract 5 to get the final answer: 13.
What is 40% of 120?
Correct!
Wrong!
To find 40% of 120, multiply 120 by 0.40: 120 × 0.40 = 48.
If a rectangle has a length of 10 and a width of 4, what is its area?
Correct!
Wrong!
The area of a rectangle is found by multiplying length × width. So, 10 × 4 = 40.
What is the next number in the sequence: 3, 6, 12, 24, ___?
Correct!
Wrong!
Each number in the sequence is multiplied by 2. So, 24 × 2 = 48.
If x = 5, what is the value of 2x + 3?
Correct!
Wrong!
Substitute 5 for x: 2(5) + 3 = 10 + 3 = 13.
A bag contains 3 red balls, 2 blue balls, and 5 green balls. What is the probability of randomly picking a blue ball?
Correct!
Wrong!
Total balls = 3 + 2 + 5 = 10. Blue balls = 2. So, probability = 2/10 = 1/5.