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FEED • Stack 4KEY
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Answer Key
Stack 4
Check your answers for all five Vaults!
Vault 1
Money & Smart Spending
💼
Vault 2
Earning, Saving & Goals
📋
Vault 3
Budgeting & Money Management
🏛️
Vault 4
Banking & Digital Payments
📈
Vault 5
Growing Money & Tax
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Published by INFINTRIX | Edition 1 | 2026
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FEED • Stack 4KEY
Vault 1:
Money & Smart Spending
Activity A: Read the Bill
1. ABC GROCERY
2. 3 notebooks
3. ₹30
4. ₹450
5. ₹22.50
Activity B: Compare Products
1. Pack A: ₹5 each, Pack B: ₹4 each → Pack B
2. Pack A: ₹20 each, Pack B: ₹17 each → Pack B
3. Pack A: ₹35 each, Pack B: ₹30 each → Pack B
Activity C: Spot the Fake Discount
1. FAKE — MRP is ₹600, “original” ₹1,200 was made up
2. REAL — selling below MRP of ₹150
3. FAKE — MRP is ₹900, “original” ₹3,000 was inflated
Activity D: Budget Sort
Needs: Notebooks (₹150) + Pencils (₹40) + Geometry box (₹90) + Cover rolls (₹60) = ₹340
Wants: Stickers, Glitter pens, Chocolate, Keychain
Budget remaining: ₹160 (can pick some wants!)
Activity E: Quick Quiz
1. b) Maximum Retail Price
2. b) Tax
3. b) ₹5
4. b) Yen
5. b) MRP
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Published by INFINTRIX | Edition 1 | 2026
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FEED • Stack 4KEY
Vault 2:
Earning, Saving & Goals
Activity A: Profit or Loss?
Pencil Box: Profit ₹10 (40−30)
Water Bottle: Loss ₹10 (80−70)
Lunch Box: Profit ₹30 (150−120)
Sticker Pack: Profit ₹10 (25−15)
Bookmark: Loss ₹5 (10−5)
Activity B: Fill in the Blanks
1. cost price
2. selling price
3. profit
4. loss
5. savings
Activity C: My Pocket Money Plan!
Open-ended activity — accept all reasonable pocket money plans.
Activity D: True or False?
1. True
2. False — That's a loss (SP<CP)
3. True
4. True
5. False — Sometimes items sell at a loss
Activity E: Quick Quiz
Q1. b) ₹25
Q2. b) Loss
Q3. b) 8 weeks
Q4. b) Cost Price
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Published by INFINTRIX | Edition 1 | 2026
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FEED • Stack 4KEY
Vault 3:
Budgeting & Money Management
Activity A: Plan Your Own Party!
Open-ended activity — accept all plans that total ₹500 or less.
Activity B: Budget Math!
1. ₹300 − ₹250 = ₹50 left
2. Total = ₹430, Over budget by ₹30
3. ₹600 − ₹450 = ₹150 for games
Activity C: True or False?
1. True
2. False — That's over budget
3. False — Budgets can be adjusted
4. True
5. False — It means spending wisely
Activity D: Match the Terms!
1 → D (Budget = plan for spending)
2 → B (Over-budget = spending more)
3 → E (Allocate = set aside money)
4 → A (Adjust = change plan)
5 → C (Prioritize = most important)
Activity E: Quick Quiz
Q1. b) A plan for spending money
Q2. b) Over budget by ₹60
Q3. c) ₹50
Q4. b) Know your total money
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Published by INFINTRIX | Edition 1 | 2026
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Vault 4:
Banking & Digital Payments
Activity A: Deposit Slip
Amount: ₹1,500
In Words: One Thousand Five Hundred Only
Denominations: ₹500 x 3
Activity B: Passbook
1. ₹500
2. ₹3,050
3. ₹450
4. Books
5. ₹3,500
Activity C: Withdrawal Slip
In Words: Five Hundred Only
Figures: ₹500
Activity D: Balance
₹3,000 + 500 = ₹3,500
₹3,500 − 200 = ₹3,300
₹3,300 + 1,000 = ₹4,300
₹4,300 − 800 = ₹3,500
₹3,500 + 250 = ₹3,750
Activity E: Quick Quiz
Q1. b) Deposit
Q2. c) 18
Q3. c) Passbook
Q4. b) ₹600
Q5. b) Pays you for saving
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Published by INFINTRIX | Edition 1 | 2026
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Vault 5:
Growing Money & Tax
Activity A: FD Growth
₹500 → +₹35 = ₹535
₹1,000 → +₹70 = ₹1,070
₹2,000 → +₹140 = ₹2,140
₹3,000 → +₹210 = ₹3,210
₹5,000 → +₹350 = ₹5,350
Activity B: Savings Race
1. ₹150
2. Shama ₹100 more
3. ₹36.40 (520 × 7% = 36.40)
4. 50 weeks
Activity C: T/F
1. True
2. False
3. True
4. False
5. True
6. True
Activity D: Blanks
1. 520
2. Fixed Deposit
3. Interest
4. 1,070
5. Patience
6. India Post
Activity E: Quick Quiz
Q1. b) ₹520
Q2. b) Fixed Deposit
Q3. c) ₹1,070
Q4. c) Interest
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Published by INFINTRIX | Edition 1 | 2026