Question

1. 10 seconds is what fractional part of 10 hours?

(a) \\(\frac{1}{60}\\)

(b) \\(\frac{1}{360}\\)

(c) \\(\frac{1}{3,600}\\)

(d) \\(\frac{1}{36,000}\\)

Explanation:

Convert hours to seconds

Using the Time Unit Conversion knowledge point

$$
LATEXBLOCK0
$$

Express as a fraction

To find what fractional part \(10\text{ seconds}\) is of \(10\text{ hours}\), set up the ratio:

$$ \text{Fraction} = \frac{10\text{ seconds}}{36,000\text{ seconds}} $$

Simplify the fraction

Using the Simplifying Fractions knowledge point

$$ \frac{10}{36,000} = \frac{1}{3,600} $$

Answer:

• (A) \(\frac{1}{60}\)
• (B) \(\frac{1}{360}\)
• (C) \(\frac{1}{3,600}\) (Correct answer)
• (D) \(\frac{1}{36,000}\)