Test Index

BECE Mathematics 2016 Paper

Question : 12

Total: 40

Solution:

\text{Simple Interest} = \frac{\text{Principal} \times \text{Time} \times \text{Rate}}{100}

\text{Principal} = \text{GH₵} 120,000.00

\text{Time} = 5 \text{ months}

\text{Rate} = 12

The simple interest is per annum (year), hence convert the months to years by dividing by 12 months

5 months

= \frac{5}{12}

annum

Simple Interest

= \frac{120000 \times 5 \times 12}{100 \times 12}

The denominator 12 in

\frac{5}{12}

moves download

Cancel out

1. The zeros in 100 cancels out the zeros in 120000

2. 12 cancels each other out

Simple Interest

= 1200 \times 5 =

GH₵6000

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