Question

The product of two rational number is 15/11. If one rational number is 5/9 then find the other. class 8th​

Answer 1

Let the other no. be x.

$\frac{5}{9} \times x = \frac{15}{11} \\ x = \frac{15}{11} \times \frac{9}{5} \\ x = \frac{27}{11}$

Answer 2

Answer:

$\frac{5}{9} \times \frac{x}{x} = \: \frac{15}{11} \\ = > \frac{15}{11} \div \frac{5}{9} = \frac{x}{x} \\ = > \frac{15}{11} \times \frac{9}{5} \\ = > \frac{135}{55}$

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