Problem
14 Iona buys a box of cereal. The cereal in the box weighs $0.75 \mathrm{~kg}$. Each helping of the cereal eaten by Iona has a weight of $40 \mathrm{~g}$. (a) Write $40 \mathrm{~g}$ as a fraction of $0.75 \mathrm{~kg}$. Give your answer in its simplest form.
Solution
Step 1 ：Convert 40 grams to kilograms: 40 g = 0.04 kg
Step 2 ：Find the fraction of 0.04 kg over 0.75 kg: \(\frac{0.04}{0.75}\)
Step 3 ：Simplify the fraction: \(\boxed{\frac{4}{75}}\)
