AC Lim's answer to Riez's Primary 5 Maths Percentage Singapore question.
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Rate of typing in words per minute = how many words in 1 minute
Peter:
5 mins —-> 180 words
1 min —-> ? Words
= 180/5
= 36
Peter rate of typing in word per minute is 36 words per minute.
Ravi:
5 mins —-> 210 words
1 min —-> ? words
= 210/5
= 42 words
Ravi rate of typing in words per minute is 42 words per minute.
Hope this helps
Peter:
5 mins —-> 180 words
1 min —-> ? Words
= 180/5
= 36
Peter rate of typing in word per minute is 36 words per minute.
Ravi:
5 mins —-> 210 words
1 min —-> ? words
= 210/5
= 42 words
Ravi rate of typing in words per minute is 42 words per minute.
Hope this helps
Date Posted:
4 years ago
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