Q1 · hard · AI-verified
A sum of money becomes ₹8,640 in 3 years and ₹9,200 in 5 years at simple interest. What is the principal amount?
- ₹7,800
- ₹8,000
- ₹7,500
- ₹7,200
Q2 · hard · AI-verified
If the simple interest on Rs. 3,600 for 4 years is Rs. 1,440, what is the rate of interest per annum?
- 8%
- 10%
- 12%
- 15%
Q3 · hard · AI-verified
The difference between compound interest and simple interest on Rs. 8,000 for 2 years at 10% per annum is:
- Rs. 80
- Rs. 100
- Rs. 120
- Rs. 160
Q4 · hard · AI-verified
At what rate per annum will ₹12,500 amount to ₹15,000 in 4 years under simple interest?
- 4.5%
- 5%
- 4%
- 6%
Q5 · hard · AI-verified
At what rate percent per annum will Rs. 6,400 amount to Rs. 8,000 in 4 years at simple interest?
- 6.25%
- 7.5%
- 8%
- 10%