Chapter 8: Percentage and Simple Interest — Online MCQ Test
MATHS · Samacheer Kalvi 7th · Tamil Nadu State Board
Practice Chapter 8: Percentage and Simple Interest with a free chapter-wise online MCQ test.
This chapter covers: Real life applications in finance and commerce percentage interest profit loss.
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Chapter 8: Percentage and Simple Interest — Important Questions & Answers
What is 25% written as a fraction in simplest form?
- A. 1/2
- B. 1/4
- C. 3/4
- D. 25/1000
Answer: B. 1/4
25% means 25 out of 100, which is 25/100 = 1/4.
25% means 25 out of 100, which is 25/100 = 1/4.
Which of the following is equal to 50%?
- A. 1/5
- B. 1/2
- C. 2/5
- D. 3/4
Answer: B. 1/2
50% means 50 per 100, and it simplifies to 1/2.
50% means 50 per 100, and it simplifies to 1/2.
A student scored 45 out of 60 marks. What is the percentage of marks scored?
- A. 65%
- B. 70%
- C. 75%
- D. 80%
Answer: C. 75%
Percentage = (45/60) × 100 = 75%.
Percentage = (45/60) × 100 = 75%.
Find the simple interest on ₹1,000 at 8% per annum for 2 years.
- A. ₹80
- B. ₹120
- C. ₹160
- D. ₹200
Answer: C. ₹160
Simple Interest = (P × R × T)/100 = (1000 × 8 × 2)/100 = ₹160.
Simple Interest = (P × R × T)/100 = (1000 × 8 × 2)/100 = ₹160.
A sum becomes ₹1,260 in 3 years at 5% simple interest per annum. What was the principal?
- A. ₹1,100
- B. ₹1,150
- C. ₹1,200
- D. ₹1,250
Answer: C. ₹1,200
Let principal be P. Amount = P + (P × 5 × 3)/100 = 1.15P. So 1.15P = 1260, giving P = ₹1,200.
Let principal be P. Amount = P + (P × 5 × 3)/100 = 1.15P. So 1.15P = 1260, giving P = ₹1,200.