By selling a table for Rs. 350 instead of Rs. 400, loss percent increases by 5%. The cost price of table is : 

Sarita sells a Phone at a profit of 20%. If she had bought it at 20% less and sold it for Rs. 180 less, she would have gained 25%. Find the cost price of the Phone.

A man sells a table at 12 % loss and a book at 19% profit then he earns Rs. 160 as profit. But if he sells the table at 12 % profit and the book at 16% loss then he bears a loss of Rs. 40. Find the price of one book?

Rekha bought a scooter for Rs 20,000 and sold it for Rs 22,000. What is the profit percentage?