Question

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Answer 1

Step-by-step explanation:

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Answer 2

Answer:

a)

$\frac{3}{4} \div \frac{5}{9} \\ = \frac{3}{4} \times \frac{9}{5} \\ = \frac{27}{20}$

b)

$\frac{ - 3}{4} \div \frac{3}{4} \\ = \frac{ - 3}{4} \times \frac{4}{3} \\ = - 1$