Problem Solving (PS) | After taxes, Sally takes home a salary of J = $5000 every month.

After taxes, Sally takes home a salary of J = $5000 every month. She pays P percent of this to her rent and all her fixed bills each month, leaving her with K left. She spends half of K on groceries, leaving her with L left. If she spends\(\frac{1}{3}\) of L on gifts and puts\(\frac{2}{5}\)
​ of L into her savings account, this would leave her with $200 for miscellaneous expenses. What is the value of P?

A. 30
B. 40
C. 50
D. 60
E. 70