Question

which equation shows that 5 is a factor of 45?

choose 1 answer:

a. \\(45 = 225 \div 5\\)
b. \\(45 = 5 \times 9\\)
c. \\(45 = 50 - 5\\)
d. \\(45 = 5 + 40\\)

Explanation:

Define factor relationship

$$ a = b \times c \implies b \text{ and } c \text{ are factors of } a $$

Evaluate given options

$$
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$$

Select correct equation

$$ 45 = 5 \times 9 $$

Answer:

• (A) \(45 = 225 \div 5\)
• (B) \(45 = 5 \times 9\) (Correct answer)
• (C) \(45 = 50 - 5\)
• (D) \(45 = 5 + 40\)