$1.$ Calculate net working capital, Current ratio and Quick ratio

Cash : Rs$\mathrm{.}5000,$ Finished goods stock Rs$\mathrm{.}12000,$ Debtors Rs$\mathrm{.}20000,$ Prepaid expenses Rs$3000,$ Debentures Rs$\mathrm{.}4000,$ Long term loan Rs$\mathrm{.}5000,$ Bank Cash credit Rs$\mathrm{.}6000,$ Creditors Rs$\mathrm{.}10000$