Ratio, SM-Bank 024

Joe and Andrew are cleaning fish. For every 4 fish that Joe cleans, Andrew cleans 7.

If Joe cleaned 36 fish, how many did Andrew clean? (2 marks)

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\(63 \text{ fish}\)

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\(\text{Joe’s cleaned fish represents 4 parts}\)

\(4\ \text{parts}\)	\(=36\)
\(1\ \text{part}\)	\(=\dfrac{36}{4}=9\)

\(\text{Andrew’s cleaned fish represents 7 parts}\)

\(=9\times 7=63\)

\(\therefore\ \text{Andrew cleaned}\ 63\ \text{fish.}\)