Lesson 4 · Using Exchange Rates: Devaluation, Revaluation and Exports

Changing One Foreign Currency into Another Presentation

MathematicsSubject
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Class 10 Mathematics · Unit 4

Changing One Foreign Currency into Another

Through Nepali rupees · Equating method · Chain rule

By the end you can

🏦

Pick the buying or selling rate correctly

⚖️

Equate the value of Rs. 1 in two currencies

🔗

Write and solve a closed chain

✅

Check that an answer makes sense

Two rates for every currency

📥Buying rate
You give foreign money
Bank pays you rupees
The lower rate
VS
📤Selling rate
You take foreign money
You pay the bank rupees
The higher rate

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Presenter notes: Today we change one foreign currency into another, the way a bank in Nepal actually does it.