UNDERSTAND · PRACTISE · REVIEW
Percent means per hundred. Identify the original quantity, the percentage and whether the question asks for the change or the final amount. Keep those answers separate.
A worked example
A 15% discount on ₹800 is ₹120. The final price is ₹680. An answer of ₹120 is the discount, not the sale price.
Try this learning routine
- Read the explanation and say the idea in your own words.
- Cover the worked answer and attempt a similar question.
- Check each step, including units or word meaning.
- Record one mistake and retry a new example later.
Independent practice
Choose one answer for each question and write a reason. These are foundation activities, not a complete board examination.
Find 15% of 160.
Find 20% of 180.
Find 25% of 200.
Find 30% of 220.
Find 35% of 240.
Find 40% of 260.
Answers and explanations
- 24 — 15/100 × 160 = 24.
- 36 — 20/100 × 180 = 36.
- 50 — 25/100 × 200 = 50.
- 66 — 30/100 × 220 = 66.
- 84 — 35/100 × 240 = 84.
- 104 — 40/100 × 260 = 104.
Your next step
Use the same idea in a fresh example. Bring the method and your questions to a discussion with TRICEF, rather than relying on a score alone.
Original TRICEF Academy practice material. Not an official board paper. Open the answer section before printing if you want the answer key included.