\( \frac{3 \times 7 + 12}{12 \times 7 + 3 \times 4 - 2} = \frac{1}{K} \) Then What is the value of K
\( \frac{95}{32} \)
\( \frac{94}{33} \)
\( \frac{96}{47} \)
\( \frac{92}{35} \)
David purchased an item and marked his price up by 10%. He sold the same item by giving a discount of 5% and he made a profit ₹12.87. What is the actual cost price of the item?
Pipe A can fill an empty cistern in 6 hours and pipe B can fill the same empty cistern in 8 hours. Both the pipes are opened simultaneously but after two hours, pipe A is closed. How many hours will B take to fill the remaining part of the cistern?
Anil buys a motorcycle for ₹84,000 and sells it at a loss of 12%. What is the selling price of the motorcycle?