Scholarship Exam Preparation App
Class 8 - (Math )
Applied mathematics - Simple interest, Compound interest
If a principal amounts to ₹ 6,000 in 4 years and ₹ 7,500 in 7 years, how much is the principal?
a :
₹ 4,500
b :
₹ 4,000
c :
₹ 3,500
d :
₹ 5,000
Explanation :
3 years interest 1500, so 4 years 2000. Principal = 6000 - 2000 = Rs 4000.