Everything Maths Grade 10

7.Sally wanted to calculate the number of years she needed to invest R 1000 for in order to accumulate R 2500. She has been offe ...

The amountA 1 becomes the new principal amount for calculating the accumulated amount at the end of the second year. A 2 =P(1 +i ...

Worked example 5: Compound interest QUESTION Mpho wants to invest R 30 000 into an account that offers a compound interest rate ...

Step 2: Write down the formula A=P(1 +i)n Step 3: Substitute the values and solve fori 10 000= 5000 (1 +i)^2 10 000 5000 = (1 +i ...

1 2 3 4 5 6 7 8 9 10 2 ; 000 4 ; 000 6 ; 000 8 ; 000 10 ; 000 12 ; 000 14 ; 000 16 ; 000 18 ; 000 20 ; 000 22 ; 000 24 ; 000 Yea ...

3.An amount of R 6970 is invested in a savings account which pays a compound interest rate of 10,2% p.a. Calculate the balance a ...

VISIT: This video explains hire purchase and shows some examples of hire purchase calculations. See video:2GHFatwww.everythingma ...

NOTE: The monthly payment is also called the monthly instalment. Worked example 8: Hire purchase with extra conditions QUESTION ...

Exercise 9 – 3: 1.Angelique wants to buy a microwave on a hire purchase agreement. The cash price of the microwave is R 4400. Sh ...

If both stores offer 7,5% interest, which store should you purchase the fridge and washing machine from if you want to pay the l ...

Worked example 10: Calculating past cost based on inflation QUESTION A box of chocolates costs R 55 today. How much did it cost ...

7.The price of popcorn and a cooldrink at the movies is now R 60. If the average rate of inflation is 9,2% p.a. what was the pri ...

Exercise 9 – 5: 1.The current population of Durban is 3 879 090 and the average rate of population growth in South Africa is 1,1 ...

SOLUTION Step 1: Write down the equation Let the equivalent amount in euros bex x= 10 000 10,68 =936,33 Step 2: Write the final ...

7.Lulamile and Jacob give tours over the weekends. They do not charge for these tours but instead accept tips from the group. Th ...

End of chapter Exercise 9 – 7: 1.An amount of R 6330 is invested in a savings account which pays simple interest at a rate of 11 ...

17.Bianca has R 1450 to invest for 3 years. Bank A offers a savings account which pays simple interest at a rate of 11% per annu ...

25.Bonnie bought a stove for R 3750. After 3 years she had finished paying for it and the R 956,25 interest that was charged for ...

He then looks up the current exchange rates and finds the following information: R 1=0,26 PEN 1 BRL=1,17 PEN In Peru he spends 2 ...

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