What is the value of 3(x - 2) when x = 4?
Correct!
Wrong!
Substitute x = 4 into the expression: 3(4 - 2) = 3(2) = 6.
Which of the following is equivalent to 2/3 + 1/6?
Correct!
Wrong!
Find a common denominator: 2/3 = 4/6. Then 4/6 + 1/6 = 5/6.
What is the area of a rectangle with a length of 7 units and a width of 3 units?
Correct!
Wrong!
Area of a rectangle is found by multiplying length × width: 7 × 3 = 21 square units.
Which number is a multiple of both 4 and 6?
Correct!
Wrong!
The least common multiple of 4 and 6 is 12, which is the smallest number divisible by both.
If a triangle has angles measuring 35° and 65°, what is the measure of the third angle?
Correct!
Wrong!
The angles in a triangle add up to 180°. So, 180 - (35 + 65) = 80°.
Which expression represents the commutative property of multiplication?
Correct!
Wrong!
The commutative property states that changing the order of numbers does not change the result: a × b = b × a.