# Question 3

Use the above information to answer the questions that follow.

3.1.1 Determine the total number of legs for the ottomans John has to purchase. (3)

3.1.2 Calculate the radius of the ottoman’s leg. (2)

3.1.3 Calculate, in centimetres, the total height (including the legs) of ONE cubic-shaped ottoman. (2)

3.1.4 Calculate, in cm2, the total surface area of the side surfaces of all three ottomans that need to be painted.

You may use the following formulae:

3.1.5 John bought a one-litre tin of luxurious silk

paint to paint the side surfaces. The paint has a

spread rate of 8 m 2 per litre.

Calculate, in millilitres, the amount of paint needed to paint ALL the ottomans with TWO coats of paint.

3.1.6 The tin has an inner radius of 6,5 cm.

Calculate the height (in cm) of the paint in the tin, if 1 litre = 1 000 cm You may use the following formula:

ANNEXURE C shows a tree diagram that represents the choice and colour of the material to be used to cover the ottomans.

Use ANNEXURE C to answer the questions that follow.

3.2.1 Write down missing items (a) and (b). (4)

3.2.2 Determine (as a fraction in simplest form) the probability of NOT selecting red material. (3)

Use the above information to answer the questions that follow.

3.3.1 Given that 60 inches = 153,6 cm, complete:

1 inch = … cm (2)

3.3.2 Calculate, in cm, the perimeter of one large sheet of synthetic leather. You may use the following formula: Perimeter= 2 X(length + width) (3)

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