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2.8.5 Effect of interest rate changes

Card 1 of 20

Why must a percentage be converted to a decimal before calculating interest?

A

To avoid an answer 100 times too large - for example, 3% becomes 0.03.

B
simple interest=P×R×T \text{simple interest} = P \times R \times T simple interest=P×R×T
C

The percentage was not converted to a decimal.

D
£200,000×0.0445=£8,900 £200{,}000 \times 0.0445 = £8{,}900 £200,000×0.0445=£8,900

yearly;

£8,900÷12=£741.67 £8{,}900 \div 12 = £741.67 £8,900÷12=£741.67

monthly.

Card 1 of 20

2.8.5 Effect of interest rate changes Flashcards

  1. GCSE
  2. /Economics
  3. /2.8.5 Effect of interest rate changes

20 flashcards on OCR GCSE Economics 2.8.5 Effect of interest rate changes: the key terms, formulae and calculations you need to recall for Component 01 and Component 02.

Flashcards