Question

please answer this question very fast and don't write the Wastage answer and step by step and full explanation and and please help me for the correct answer .....

Answer 1

$\frac{5}{3} \times \frac{7}{5} \times \frac{9}{7}....... \frac{999}{997} \times \frac{1001}{999}$
so only terms remaining after cancelling all possible will be 1001/3