1 NUMBER

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PAPER 2

A. REVIEWING NUMBER CONCEPT

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2.

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3.

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 Number
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4.

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5.

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6.

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7. Solve.
5(w + 4  103) = 6  104

Answer w = ................................................ [2]

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8. Mmm

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9. (a) Write 0.0605 in standard form.

Answer ................................................. [1]

(b) Calculate 0.1 x 5.1 x 104 , giving your answer in standard form.

Answer................................................. [1]
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10. Write 53 400 000 in standard form.

Answer ............................................... [1]

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11.

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B. Fractions

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3.

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4. During a marathon race an athlete loses 2 % of his mass.
At the end of the race his mass is 67.13 kg.
Calculate his mass before the race.

Answer ...............................kg [3]

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C. SEQUENCES AND SETS

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6.

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7.

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D. MANAGING MONEY

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2.

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3.

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E. RATIO, RATE AND PROPORTION

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2.

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3. The wavelength, w, of a radio signal is inversely proportional to its frequency, f.

When f = 200, w = 1500.

(a) Find an equation connecting f and w.

Answer (a)................................................... [2]

(b) Find the value of f when w = 600.

Answer (b) f =............................................... [1]

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4.

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5.

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6.

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7.

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8.

The diagram shows the speed-time graph for a boat journey.

(a) Work out the acceleration of the boat in metres / minute2.

Answer(a) ................................m / min2 [1]

(b) Calculate the total distance travelled by the boat.
Give your answer in kilometres.

Answer(b) .........................................km [2]

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9.

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10.

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PAPER 4

1.

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2.

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