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Let actual marks scored by A and B be 12x and 5x respectively. Difference between the marks scored by A and B = 12x – 5x = 7x According to question, => (5x + 5) × 1.2 = 12x => 6x + 6 = 12x => 6x = 6 => x = 1 Required difference = 7x = 7
'K' distributed his investments among two distinct funds, Mutual Fund X and Mutual Fund Y, in the respective ratio of 9:8. While Mutual Fund X generates...
A sum is lent on compound interest for 2 years at 14% p.a. If the compound interest on the sum is Rs.4194.4, find the sum.
'Fatima' deposited Rs. 6,500 in a SIP at simple interest of 10% p.a. If she earned Rs. 3,900 as interest, then find the duration (in years) for which th...
Roshan and Rahul received marks in their quarterly exam in a ratio of 9:8. Additionally, the ratio of marks Roshan obtained in the quarterly exam to the...
Mr. Ajay invested in two schemes A and B contributing compound interest @ 5% pa and 7% pa respectively. If the entire amount of interest in two years wa...
When Rs.6400 funded at SI of 12% p.a for certain years which gives an interest of Rs.3840. If Rs.5000 is invested at CI compounded annually of 1...
A sum of money lent out at simple interest amounts to Rs.620 after 2 years and to Rs.1220 after a further period of 4 years. The sum is:
What is the difference between the simple interest earned on an investment of Rs. 16,200 for 5.5 years at an annual interest rate of 8%, and the total a...
