Marginal Cost is the cost that is incurred on every marginal or additional product, i.e. if we move from 0 units to 1 unit, the increase in total costs reflects the marginal cost of that unit.
Sumit spends 30% of his salary on food items and 30% of the remaining amount on electricity bill. If Sumit saves Rs. 29400, what is his total salary?
A scored 20% more than B. If both score 4 marks more than the sum of the marks scored by A and B together would have been 20% more than the passing mar...
Monthly income of A is Rs. 50000 out of which he spent 25%, 12% and 22% of his total income in rent, medicine and transportation, respectively. Find his...
After increase in the price of coffee by 25%, a person is able to buy 4 kg less for Rs. 1,640. Find the original and increased price of the coffee per k...
Ramesh bought 900 marbles from a shop out of which 25% marbles were broken. 40% of non broken marbles are of red colour. Calculate total number of red c...
A person saves 20% of his monthly earnings. If his monthly earnings increase by 70%, then by how much percent should he increase his monthly expenditure...
A chair is sold for Rs 720 after giving a discount of 10% on its marked price. The cost price of the chair is Rs 640. If it is sold at the marked price,...
Virat allocates his income as follows: he spends 35% on rent and 25% on groceries. From the amount he has left, he donates 25% and saves the remainder. ...
A man invested all his current month income in starting of a new business in which he spends 40% in advertisement 30% of remaining in furniture 20% of r...
The monthly incomes of persons A and B are ₹4800 and ₹6400, respectively, while their monthly expenditures are ₹3600 and ₹5400. What is the rati...
