Due to 20% reduction in the price of wheat, a person can buy 10 kg more wheat than before for Rs 600, what is the price of wheat after the decrease in the price?

When the price of an audio system was reduced by 20%, the sale increased by 80%. What was the net effect on the sale?

The monthly income of a person was ₹ 13,500 and his monthly expenditure was ₹ 9,000. Next year his income increased by 14% and his expenditure increased by 7%. The per cent increase in his savings was  

If A’s income is 40 % less than that of B, how much percent B's income is more than that of A? 

If "basis points" are defined so that 1 percent is equal to 100 basis points, then by how many basis points is 82.5 percent greater than 62.5 percent. 

If the sales tax be reduced from $$ 3{1\over2}$$ % to $$ 3{1\over3}$$%, what difference does it make to person who purchases an article whose marked price is Rs.8400? 

The price of an article is reduced by 25% but the daily sale of the article is increased by 30%. The net effect on the daily sale receipts is

Ramesh scored 73 marks in subject A . He scored 56% marks in subject B and X marks in subject C. maximum marks in each subject were 150. The overall percentage marks obtained by Ramesh in all the three subject together was 54%. How many marks did he score in Subject C?