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Financial Mathematics — Free MYP5 Mathematics (Standard) Practice Questions
1QuestionCurrency Conversion and Exchange RatesConcept Practice
4 marks~6 minCriterion A
A tourist exchanges British pounds (GBP) at a currency kiosk displaying the following rates:
1 GBP=1.27 USD 1 GBP=1.15 EUR 1 GBP=1.68 AUD
a
State the exchange rate from GBP to USD. [1]
b
Calculate the number of USD the tourist receives for 350 GBP. [1]
c
The tourist plans to travel to both the United States and the eurozone. She decides to exchange all 350 GBP into whichever single currency gives more foreign currency units. Justify which currency she should choose, supporting your answer with calculations. [2]
Solutions
2QuestionCurrency Conversion and Exchange RatesAssessment Practice
3 marks~5 minCriterion D
A student in the UK plans a 10-day trip to Japan with a budget of 2000 GBP. They use the exchange rate model:
Amount in JPY=Amount in GBP×156.4
When converting at the bank, a fee of 2.5% and a spread of 0.5% are applied, reducing the effective amount received.
a
Calculate the total amount in JPY the student receives after the bank applies the fee and spread. [1]
b
Calculate the student's daily budget in JPY, assuming equal spending over 10 days. [1]
c
Typical daily expenses in Tokyo average 35,000 JPY. Advise the student whether their current GBP budget is sufficient for the trip, justifying your answer with reference to your calculated daily figure. [1]
Solutions
3QuestionProfit Loss and Discount CalculationsConcept Practice
2 marks~3 minCriterion B
A retailer offers a bulk-purchase discount scheme:
Number of items purchased
1
2
3
Discount applied
3%
6%
9%
a
Deduce the general rule for the discount percentage when n items are purchased. [1]
b
A customer needs a discount of at least 12% to stay within budget. Justify whether purchasing 4 items meets this requirement, using your rule from part (a). [1]
Solutions
4QuestionSolving Real-World Finance ProblemsAssessment Practice
4 marks~6 minCriterion C
Maria borrows 12 000 dollars at a compound interest rate of 6% per annum, compounded annually. The loan balance at the end of each year is shown below.
Year 0: 12 000.00 dollars Year 1: 12 720.00 dollars Year 2: 13 483.20 dollars Year 3: 14 292.19 dollars Year 4: 15 149.72 dollars
a
State the values of P, r, and n in the formula A=P(1+r)n that represent this loan over the full 4-year period. [1]
b
Calculate the total amount owed after 4 years using the formula A=P(1+r)n. [1]
c
Maria claims she can afford this loan because "the interest charged each year stays the same." Advise Maria on whether her claim is correct, using numerical evidence from the table and explaining what the pattern of annual interest charges means for her repayment burden. [2]