The ratio of two numbers is 15: 19. If a certain number is added to each term of the ratio it become 8: 9. What is the number added to each of the ratio?
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If α and β be the roots of the equation 2x2-4x-3=0 the value of α2+β2 is
If one root of the equation x2+ 7x+ p = 0 be reciprocal of the other then the value of p is________.
Mr. A plans to invest up to Rs. 30,000 in two stocks X and Y. Stock X(x) is priced at Rs.175 and Stock Y(y) at Rs.95 per share. This can be shown by
A sum of money doubles itself at compounded interest in 10 years in how many years will it becomes eight times?
A machine costs Rs .1,00, 000. The depreciation rate is 10% per annum . The scrap value of the machine at the end of 5 years is
Rs. 10,000 is invested at annual rate of interest of 10% p.a. The amount after two years at annual compounding is
The annual birth rate and death rate per 1000 are 39.4 and 19.4 respectively. The number of years in which population will be doubled assuming that there is no immigration or emigration is approximately
If the effective rate of interest is 12% per annum and the interest is compounded quarterly, the nominal rate of interest per annum
A machine can be purchased for Rs. 50, 000. Machine will be contributing Rs. 12, 000 per year for the next five years. Assuming borrowing cost is 10% per annum. Determine whether machine should be purchased or not
X bought a TV costing 25,000 making down payment of Rs. 5000 and agreeing to make equal annual payment for four years. How much would be each payment if the interest on unpaid amount be 14% compounded annually? [P(4, 0.14) = 2.91371]
The future value of annuity on Rs. 5000 a year for 7 years at 14% per annum compound interest is given (1.14)7= 2.5023
Rs.5000 paid for ten years to off a loan. What is the loan amount if interest rate be 14% per annum com pounded annually? (Given P (10, 0.14) = 5.21611
Suppose your friend decided gift to you R s. 10000 every year starting from today for the next five years. Your deposit this amount in a bank as and when you receive and get 10% per annum interest compounded annually. What is the present value of this annuity?
Rs.1000 is invested at the end of each month in an account paying interest 6% per year compounded monthly. What is the future value of annuity after 10 th payment? (Given that (1.005) 10 = 1.0511)
The differenc e between CI and SI on a certain money invested for three years at 6% per annum is Rs. 110.16. The sum is
Simple interest on Rs.3500 for 3 years at 12% per annum is
If A = {1, 2, 3, 4} and B = {5, 6, 7,6}, then c ardinal num ber of the set A×B is _____
Find the f o g for the func tions f (x) =x3, g (x) = x+ 1