Mathematics

Reitumetse starts work and at the end of each month she deposits R500 into a savings account. Calculate how much money she will have accumulated at the end of six years if the interest on the savings is 8% p.a. compounded monthly.
14 Jun 2018 14:13

Jenna invests R20 000 into a savings account. The interest paid on money in the account is 15% p.a. compounded monthly. Calculate how long (in years and months) it will take for the savings to reach R100 000
28 May 2018 12:19

A farmer buys a combine harvester at a cost of R1,3 million. The depreciation on the harvester is calculated at 12% p.a on a reducing balance. Calculate the book value of the harvester at the end of eight years.
15 May 2018 12:29

In the diagram, LK is a diameter of the circle with centre P. RNS is a tangent to the circle at N. T is a point on NK and TP ⊥ KL. ∠PLN = x.
15 May 2018 11:51

In the diagram, O is the centre of the circle and P is a point on the circumference of the circle. Arc AB subtends ∠AOB at the centre of the circle and ∠APB at the circumference of the circle.Use the diagram to prove the theorem that states that ∠AOB = 2∠APB
15 May 2018 11:46

In the diagram, PQRS is a quadrilateral with diagonals PR and QS drawn. W is a point on PS. WT is parallel to PQ with T on QS. WV is parallel to PR with V on RS. TV is drawn. PW:WS = 3:2
Give reasons for ALL statements and calculations
15 May 2018 11:38

In the diagram, PQRS is a cyclic quadrilateral. ST is a tangent to the circle at S and chord SR is produced to V. PQ = QR, ∠S1 = 42° and ∠S2 = 108°.
Determine with reasons, the size of the following angles
15 May 2018 11:04

In the diagram, B, E and D are pints in the same horizontal plane. AB and CD are vertical poles. Steel cables AE and CE anchor the poles at E. Another steel cable connects A and C. CE = 8.6 m, BE = 10 m, ∠AEB = 40°, ∠AEC = 70° and ∠CED = 27°
Calculate the:
15 May 2018 10:56

Without using a calculator, determine the following in terms of sin36:
15 May 2018 10:50

In the diagram, the graphs of the functions ƒ(x) = asinx and g(x) = tanbx are drawn on the same system of axes for the interval 0° ≤ x ≤ 225°
15 May 2018 10:40
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