Subject
Bank Exam
Topic
Janata Bank 2015 (AEO)
The simple interest on a certain sum of money for 5 years at 12% per annum is Tk. 40 less than the simple interest on the same sum for 5 years at 10% per annum. Find the sum-
The simple interest on a certain sum of money for 5 years at 12% per annum is Tk. 40 less than the simple interest on the same sum for 5 years at 10% per annum. Find the sum-
ক)
Tk 700খ)
Tk. 800গ)
Tk. 900ঘ)
None of theseExplanation
The simple interest on a certain sum of money for 2.5 years at 12% per annum is Tk. 40 less than the simple interest on the same sum for 3.5 years at 10% per annum. The simple interest on a certain sum of money for 2.5 years at 12% per annum = npr = 2.5X.12Xp the simple interest on the same sum for 3.5 years at 10% per annum = npr = 3.5X.1Xp So, 2.5X.12Xp + 40 = 3.5X.1Xp => ,3p + 40 = 0.35 p => .05p =40 => p = 800Related questions
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