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Secondary 1 | Maths
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sarah
Sarah

Secondary 1 chevron_right Maths

please help me with the circled questions

Date Posted: 6 years ago
Views: 454

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Pang Jiacheng
Pang Jiacheng's answer
14 answers (Tutor Details)
1st
Hi for converting to percentage, just try imagining 1 as 100%, so 3 is 300%.

for 2, just turn it ard, 50% is actually 50/100 and 100% is actually 100/100 which is also 1. Apply this and qn 2 is no prob for you:)
sarah
Sarah
6 years ago
i dont understand
Pang Jiacheng
Pang Jiacheng
6 years ago
for qn 3, since percent is basically smth over 100, so 1% is 1/100 which is also 0.01. so 68.5% is 68.5/100 which is 0.685.
Pang Jiacheng
Pang Jiacheng
6 years ago
ok, answer is
300%
375/100
0.9%
0.685

percentage 50%
is 50/100
which is 0.5 percent.