Question

Determine if each proportion on the left is true or false

Answer 1

9514 1404 393

Answer:

• False
• True
• True
• True

Explanation:

An easy way to tell if the equation is true is to multiply it by the product of the denominators (cross multiply).

7×7 ≠ 12×4 . . . . proportion is False

9×8 = 36×2 . . . . proportion is True

8×9 = 24×3 . . . . proportion is True

5×104 = 8×65 . . . . proportion is True