• # question_answer 8 women can complete a piece of work in 15 hours. In how many hours will 12 women complete the same piece of work? A)  12                                B)  6 C)  8                     D)       10

${{M}_{1}}{{D}_{1}}=\,{{M}_{2}}{{D}_{2}}$  $\Rightarrow$ $8\,\,\,\,15=12\,\,\,{{D}_{2}}$  $\Rightarrow$ ${{D}_{2}}=\frac{8\,\,\,\,\,\,15}{12}=10$ hours