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Popolare Word Problems >

A sum of R12,500 amounts to R15,500 in four years at the rate of simple interest. What is the rate of interest?

Soluzione

A s u m o f R 12, 500 am o u n t s t o R 15, 500 in f o u r ye a rs a t t h e r a t e o f s im pl e in t eres t . Wha t i s t h e r a t e o f in t eres t ?

Soluzione

Rate : 6%

Fasi della soluzione

Translate the problem into an equation:

15500 = 12500 (1 + r \cdot 4)

Risolvi per

r, 15500 = 12500 (1 + r \cdot 4) : r = 6%

Rate : 6%

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