TalentJR apps
Volume tells you how much a box, tank or can holds; surface area tells you how much material covers it. Cuboids, cubes and cylinders each have a simple formula, and 1 litre = 1000 cubic cm.
✓ You passed this lesson’s test.
Fill or wrap — “volume is the space inside a solid; surface area is the paper that wraps it”
Use it for: Tanks, boxes, cans and packing, and mensuration in Class 8–10 and aptitude tests.
Check: Base area = 22/7 × 49 = 154 sq cm, and 154 × 10 = 1540 ✓
▶ Watch it animatedWork it out in your head or on paper, type the answer and press Check. Stuck? Press “Show me how”.
Right: 0 · Tried: 0
20 questions. Check each answer, then go to the next one. Get 16 or more right to pass.
🏅 Sign in with Google to earn the 📦 Volume Voyager badge when you pass — and a certificate when you finish all 10 lessons of Part 3 · Aptitude challenge. You can still take the test without signing in.
Why does it work? When should you use it? Ask in English, मराठी or हिंदी.
Sign in with Google to ask Free — 20 questions a day.
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