Question

please solve only 3rd question step-by-step​

Answer 1

$50 \frac{1}{2} \times 49 \frac{1}{2}$

$\frac{101}{2} \times \frac{99}{2}$

$\frac{4949}{4}$

Hope it's helps to u ✌️✌️

Answer 2

Step-by-step explanation:

101/2*99/2

4949/4

1237.25