Question

помогите даю 10 б
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Answer 1

Ответ:

$\displaystyle 3)\frac{121}{140} *\frac{350}{363} =\frac{50}{60} =\frac{5}{6}$

$\displaystyle 6)42\frac{2}{3} :4\frac{20}{27} =\frac{128}{3} :\frac{128}{27} =\frac{128}{3} *\frac{27}{128} =\frac{9}{1} =9$