The ratio of ${x:y}$ is ${1\frac{1}{2} : 2\frac{2}{5}}$ and ${x:z}$ is ${3:4}$. Express the ratio of

Question

The ratio of ${x:y}$ is ${1\frac{1}{2} : 2\frac{2}{5}}$ and ${x:z}$ is ${3:4}$. Express the ratio of ${x:y}$ in the simplest form. [1] Find the ratio of ${x:y:z}$. [1] Alan, Ben and Caius shared a sum of money in the ratio found in part (b) respectively. If Caius has $\$60$ more than Alan, find the total amount of money the three of them have. [2]

Accepted Answer

(a) $5:8$ (b) $15:24:20$ (c) $\$708$

2023 ACSBR EM S1 EOY P1 Q11

2023 ACSBR EM S1 EOY P1 Q11

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