Mrs Perry

Mrs Perry shares out 25 biscuits between Gemma and Zak in the ratio 1:4. How many biscuits has each?

Correct answer:

g =  5
z =  20

Step-by-step explanation:

$g=25\cdot {\displaystyle \frac{1}{1+4}}=5$

$z=25\cdot {\displaystyle \frac{4}{1+4}}=20$

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