Question

10/7 : 3/8 = 12/9 : 3/5 =
me ajudem por favor e para segunda

Answer 1

$\frac{10}{7} \div \frac{3}{8}$

$= \frac{10 \times 8}{7 \times 3} = \frac{80}{21} = 3 \frac{17}{21}$

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$\frac{12}{9} \div \frac{3}{5}$

$= \frac{12 \times 5}{9 \times 3} = \frac{60}{27}$

$= \frac{20 \times 3}{9 \times 3} = \frac{20}{9} = 2 \frac{2}{9}$