Question 207418This question is from textbook New Syllabus Mathematics book 4
: Actually, the question is quite easy. However, I feel some hindrance in solving the question (b). Kindly solve it with reasonable explanations. I would be highly obliged.
In 1999, there were 1080 Singaporeans infected with the Aids virus, 150 more than in 1998. Of these, 11 were babies who caught the virus from their mothers, 126 were women 88 of these were married.
Calculate
(a) the percentage increase in the number of Aids cases from 1998 to 1999
(b) the percentage of male Aids carriers in the 1080 Singaporeans
(c) the percentage of women Aids carriers who were married.
I hope somebody will solve it. Thank you.
This question is from textbook New Syllabus Mathematics book 4
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! Kindly solve it with reasonable explanations. I would be highly obliged.
In 1999, there were 1080 Singaporeans infected with the Aids virus, 150 more than in 1998.
Of these, 11 were babies who caught the virus from their mothers, 126 were women 88 of these were married.
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Calculate
(a) the percentage increase in the number of Aids cases from 1998 to 1999
#in 1998 = 1080-150 = 930
% of increase = 150/930 = 16.13%
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(b) the percentage of male Aids carriers in the 1080 Singaporeans
Not enough information given.
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(c) the percentage of women Aids carriers who were married.
Not enough information given.
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Cheers,
Stan H.
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