Marked price of an item is Rs 900. On purchase of 2 items discount is 16%, on purchase of 5 items discount is 44%. Raksha buys 7 items, what is the effective discount?
Raghavendra sells a machine for Rs 43 lakhs at a loss. Had he sold it for Rs 52 lakh, his gain would have been 5 times the former loss. Find the cost price of the machine.
Preetam cycles 6 km towards the south direction. He turns right to move 8 km, and again turns towards the north-east to move 10 km. From there, he moves 15 km on the left. How far is he from his original position?