Passage

Directions: The table given below shows the cost price (in rupees) of products in a particular shop and the mark-up% of different products. Products Cost Price (in Rs.) Mark-up% A - 26% B 5100 - C 4500 - D - 25% E - - F - 21% Notes: Some values are missing, you have to calculate them according to the question. Mark-up percentages are integral values.

Find the mark-up% of product 'B', given that it was 40% more than the mark-up% of product 'C' and product C was sold at a profit of 20%, which was equal to the discount offered on product 'C' on marked price.