Question

EXERCISE 9A
1. Express each of the following as a fraction:
(1) 48%
(ii) 220%
(1) 2.5%
2. Express each of the following as a decimal:
(i) 6%
(11) 72%
(iii) 125%
4. Convert the ratio 4:5 to percentage.
5. Express 125% as a ratio
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Answer 1

Answer:

• 1} (i) 48% = 48/100 = 12/25
• (ii) 220% = 220/100 = 11/5
• (iii) 2.5% = 2.5/100 = 25/10 × 1/100 = 1/40

• 2} (i) 6% = 6/100 = 0.06
• (ii) 72% = 72/100 = 0.72
• (iii) 125% = 125/100 = 1.25

• 4} 4:5 = 4/5 = 4/5×100 = 80%
• 5} 125% = 125/100 = 5/4

Self typed answers :-)

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