A sum of ₹10000 is lent out in two parts, one at 7% simple Interest and the other at 12% simple interest. If the annual interest is ₹900, the sum lent at 12% is:
A sum of ₹10000 is lent out in two parts, one at 7% simple Interest and the other at 12% simple interest. If the annual interest is ₹900, the sum lent at 12% is:
₹10000 की राशि दो भागों मेंं उधार दी जाती है, एक 7% साधारण ब्याज पर और दूसरा 12% साधारण ब्याज पर। यदि वार्षिक ब्याज ₹900 है, तो 12% पर उधार दी गई राशि हैं:
Detailed Solution & Logic
₹4000
Solution
Let the sum lent at 12% be x.
Then the sum lent at 7% is $(10000-x)$.
Annual interest:
$0.12x+0.07(10000-x)=900$
$0.12x+700-0.07x=900$
$0.05x=200$
$x=\dfrac{200}{0.05}=4000$
Similar Practice Questions
Sarang invested some money in HDFC
Sarang invested some money in HDFC at 4% per annum rate of interest. What would...
What sum (in ₹) will earn a simple interest of ₹240
What sum (in ₹) will earn a simple interest of ₹240 in 4 years at...
Two equal sums are lent at 6% and 9% simple interest per annum respectively. The interest received on both sums after 4 years differs by ₹150. Find each sum.
Two equal sums are lent at 6% and 9% simple interest per annum respectively. The...
Amit invests a sum of ₹5400
Amit invests a sum of ₹5400 and Gopal invests a sum of ₹9400 at the...
The amount on a sum of ₹2,400 at 20%
The amount on a sum of ₹2,400 at 20% per annum compound interest, compounded annually,...
A certain sum of money is given at a certain rate of simple interest for 6 years.
A certain sum of money is given at a certain rate of simple interest for...
Find the simple interest (in₹) on ₹3500
Find the simple interest (in₹) on ₹3500 as a sum borrowed at 7% per year...