Question
'R' took a loan of Rs. 40,000
from a bank with a compound interest rate of 15% per annum and then invested the same amount at a simple interest rate of 25% per annum for an equal period. Determine the profit made by 'R' after 3 years.Solution
ATQ,
Compound interest amount to be paid = 40,000×(1+15/100)3 = Rs.60,835 Compound interest paid by 'R' = 60,835 - 40,000 = Rs.20,835 Simple interest earned by 'R' = 40,000×25×3÷100 = Rs.30,000 Required profit = 30,000 - 20,835 = Rs.9,165
Rs 1080 was divided among Amit, Bhaskar and Charu in the ratio of 13:8:15 respectively. Find the amount received by Amit and Bhaskartogether.
'A' varies directly as 'B'. If at 'A' = 25, value of 'B' is 40, then find the value of 'A' at 'B' = 96.
The cost of diamond varies directly as the square of its weight. A diamond broke into four pieces with weights in the ratio 2 : 4 : 6 : 7. if the loss i...
What is the mean proportion between 12 and 27?
If the mean proportion of 4.8 and 1.2 is 'k', then find the value of '6k'.
The cost of a piece of diamond varies with the square of its weight. A diamond of Rs.6,084 value is cut into 3 pieces whose weights are in the ratio 3: ...
Ratio of males to females in village ‘A’ and village ‘B’ is 4:5 and 15:16, respectively and number of females in village ‘B’ is 25% more tha...
Rs 1800 was divided among A, B and C in the ratio of 11:6:13 respectively. Find the amount received by A and B together.
A stone worth Rs.3800 drops and breaks with weight in the ratio 2:3:5. The price of stone is directly proportional to square of its weight. Find the tot...
The ages of A, B and C are in the ratio of 5:3:7 respectively. If the sum of their ages is 60 years, then find the age of B.
