Page 11 - Mathematics_Form_Two
P. 11

Rates and variations


                                                       7.  Exchange Tsh 300,000 into the
           Activity 1�2: Performing currency               following currencies:
                            exchange rates                 (a)  Mozambican meticals

           1.  Choose a suitable computer Currency         (b)  Malawian kwachas
               Conversion Application.                     (c)  Swiss francs
          FOR ONLINE READING ONLY
           2.  Analyse current  exchange  rates            (d)  Indian rupees
               between the Tanzanian currency and      8.  How much is Tsh 6,000,000 worth
               other currencies of your choice using       in Pounds Sterling?
               the computer application.               9.  Mwanaisha bought story books for          Mathematics for Secondary Schools
           3.  Compare the app’s rates with market         200 AUD (Australian Dollars). How
               rates  and  evaluate  its  accuracy  for    much did she spend in  Tanzanian

               financial  decisions,  especially  for      shillings?
               travel.                                 10.  Mr. Utaligolo  wants to exchange
                                                           1,000 USD for EUR. If the exchange
            Exercise 1�2                                   fee is 2%, how much will he receive

            Use any computer Currency conversion           after charging the fee?
            application to answer questions 1 - 10.    11.  Mrs. Uwemba is shopping in a
           1.  How much is Tsh 20,600 worth in             country where 1 USD = 205 Local
               Indian Rupees?                              Currency (LC). If she spent 205,000

           2.  Convert 1 New Zealand Dollar into           LC, how much did she spend in
                                                           USD?
               Saudi Arabia Riyal.                     12.  Ayota Stationery wants to buy items

           3.  How much is Tsh 500,000 worth in            from an online store, which cost
               Euros?                                      2500  NOK (Norwegian  Kroner).
           4.  How many Yen are equivalent to              If the exchange rate is 1 NOK = 9
               Tsh 1?                                      Local Currency, how much does the
            5.  How many Tanzanian shillings               stationery pay in Local Currency?
                can a visitor from Kenya get for

                exchanging 930 Kenyan shillings?      Variations
            6.  Find the amount in Tanzanian          Variation is  a relationship where a change
                shillings of each of the following:   in one quantity leads to a proportional

                (a)  30,000 Euros                     change in the other. It allows for the
                (b)  4,200 Pula                       exploration of connections between two

                (c)  640 Rands                        or more quantities. The four basic types
                (d)  12,000 Riyal                     of variations are direct, inverse, joint, and
                                                      combined.


                                                    5
           Student's Book Form Two


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