Question
What is a marginal
cost?Solution
It's the change in total cost when output increases by one unit, key for decision-making like pricing, make-or-buy, and product mix.
The interest received by investing Rs. 2800 for 2 years at compound interest of 20% p.a., compounded annually, was re-invested for 3 years at simple int...
A sum is lent on compound interest for 2 years at 13% p.a. If the compound interest on the sum is Rs.3045.9, find the sum.
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Simple interest earned on an amount of Rs.1500 at rate of R% per annum after 4 years is Rs.240. Find the simple interest earned on an amount of Rs.1800 ...
Rs. P invested at R% p.a. gives simple interest and compound interest (compounded annually) of Rs. 640 and Rs. 665.60 respectively at the end of 2 years...
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Arjun made two investments: the first was Rs. 1,600 at an annual simple interest rate of R% for a period of 2 years, and the second was Rs. 2,000 at an ...
A and B started a business with initial investments of Rs. 25000 and Rs. 30000 respectively. After one year, a profit of Rs. 11000 is earned. A being a ...
A certain sum of money invested at R% p.a. fetches a compound interest (compounded annually) of 1525.5 and simple interest of Rs.1500 at the end of 2 ye...
