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Total cost of three chairs = 11000 × 3 = Rs. 33000 Average cost of all the four chairs = 11000 × (80/100) = Rs. 8800 Total cost of all the four chairs = 8800 × 4 = Rs. 35200 Cost of the 3rd chair = 35200 - 33000 = Rs. 2200
A man invested Rs. 8,000 at simple interest of 'x%' p.a. and received Rs. 16,000 after 2 years. If he had invested Rs. 24,000 at simple interest of 'x%'...
A sum of Rs. 6120 is invested at simple interest for 2 years. If the rate interest for first year is 15% p.a. while 25% p.a. for second year, then find ...
Rs 2000 are invested at 5% per annum simple interest. If the interest is added to the principal after every 15 years, the amount will become Rs 4,000 af...
What will be the amount if a sum of Rs. 6500 is placed at compound interest for 3 years while the rate of interest for the first, second and third years...
Scheme A provides an interest rate of R% compounded annually, while Scheme B offers simple interest at the same rate. Anoop has invested Rs. 1200 in bo...
Anita and Rohan each invested a sum of ₹12,000 for 2.5 years at 20% compound interest per annum. However, while for Anita the interest was compounded ...
Sam invested a certain sum in scheme A for 5 years and in scheme B for 3 years, a sum which was double of that invested in scheme A. Both the schemes of...
A certain sum of money invested at 20% per annum for 2 years compounded annually, but if interest would have been compounded half yearly on the same amo...
Rs. 8,000 is invested in scheme ‘A’ offering simple interest of 18% p.a. and Rs. 6,000 in scheme ‘B’ offering simple interest of 7% p.a. What is...
