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Let the savings of ‘A’ be Rs. ‘x’ So, expenditure of ‘A’ = x × 1.4 = Rs. ‘1.4x’ Income of ‘A’ = x + 1.4x = Rs. ‘2.4x’ Amount spent on rent = 2100 ATQ; 1.4x × 0.3 = 2100 Or, 0.42x = 2100 So, x = 5000 So, income of ‘A’ = 5000 × 2.4 = Rs.12,000
A deposited Rs. 7500 at 20% per annum compound interest in scheme A for 3 years. After 3 years, he deposited total amount at 25% simple interest per ann...
If the difference between the simple interest and compound interest, compounded annually, on Rs. 40,000 at (r + 4)% rate of interest for 2 years is Rs. ...
A and B started a business with initial investments of Rs. 25000 and Rs. 40000 respectively. After one year, a profit of Rs. 3250 is earned. A being a w...
What will be the compound interest earned on an investment of Rs. 20,000 over a period of 3 years at an annual interest rate of 12%, compounded yearly?
What will be the differnce between SI & CI on Rs. 70000 for 3 years at rate of 40% per annum ?
Rs. (y-1500) was invested in scheme J on (R-1)% per annum on compound interest. Rs. ‘y’ was invested in scheme K on (R+1)% per annum on simple inter...
What principal amount, when invested at an annual simple interest rate of 3.6% for 15 years, will generate an interest of Rs. 4,050?
A certain amount of money, when invested at a simple interest rate of 'r%' per annum, grows to 6 times its original value in 24 y...
What sum will give Rs. 279 as the difference between simple interest and compound interest at 20% in 1year 6 months compounded half yearly?
A shopkeeper marked an article ‘A’ 60% above the cost price and sold it for Rs. 2016 after giving a certain discount while he sold an articl...
