If the cost of production in 2004 and 2007 be increased by 25% and 30% respectively. then by what percent will the total cost in these both years be more than the sales revenue of the year 2008? 

Directions (Question: Following five questions) : In the following multiple bar diagram. the data regarding cost of production and sales revenue of the company XYZ in the given years have been given. Study the bar diagram carefully and answer the questions.

Directions (Question: Following seven questions) : Study the following information carefully and answer the questions.

For a room, the rate of painting is Rs. 3200 per square metre. The rate of carpeting per square metre is 120% of that of tiling. The cost of decorating the room is 14 times to that of carpeting on the floor. The cost of electrification is 75% of that of carpeting the floor. The rate of tiling on the floor is 125% of that of painting. The dimensions of the room are 6 m x 6m x 5m.