1.

18 A watch is sold for 3 1080 at a loss of 10%. Find the cost price of the watch (in rupees).(1) 2000(2) 1500(3) 12001700​

Answer»

Answer:

\underline{\bigstar\:\textsf{According to the given Question :}}

:\implies\sf SP=CP \times (100-Loss)\%\\\\\\:\implies\sf 1080=CP \times (100-10)\%\\\\\\:\implies\sf 1080 = CP \times 90\%\\\\\\:\implies\sf 1080 = CP \times \dfrac{90}{100}\\\\\\:\implies\sf 1080 \times \dfrac{100}{90} = CP\\\\\\:\implies\sf 12 \times 100 = CP\\\\\\:\implies\sf CP = Rs.\:1200

⠀

\therefore\:\underline{\textsf{Hence, Cost Price of watch is (3) \textbf{Rs. 1200}}}.

\rule{200}{1}

\boxed{\begin{minipage}{6.5 cm}\underline{\text{Some Important Formulae Related to it :}}\\ \\ SP=CP\times(100+\sf Profit)\%\\ \\SP=CP\times(100-Loss)\%\\ \\Profit\%=\dfrac{Profit}{CP}\times100 \\ \\Loss\%=\dfrac{Loss}{CP}\times100\end{minipage}}


Discussion

No Comment Found

Related InterviewSolutions