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Standard VII

Mathematics

Comparing Quantities using Ratio

Of the 72 per...

Question

Of the 72 persons working in an office, 28 are men and the remaining are women. Find the ratio of the number of:

(i) men to that of women
(ii) men to the total number persons
(iii) persons to that of women.

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Solution

Total number of persons = 72
Number of men = 28
Number of women = 72 $-$ 28 = 44

(i) Ratio of men to that of women = 28 : 44 = 7 : 11
(ii) Ratio of men to the total number of persons = 28 : 72 = 7 : 18
(iii) Ratio of persons to that of women = 72 : 44 = 18 : 11

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Of the 72 persons working in an office, 28 are men and the remaining are women. Find the ratio of the number of: (i) men to that of women (ii) men to the total number persons (iii) persons to that of women.

Total number of persons = 72Number of men = 28Number of women = 72 - 28 = 44(i) Ratio of men to that of women = 28 : 44 = 7 : 11(ii) Ratio of men to the total number of persons = 28 : 72 = 7 : 18(iii) Ratio of persons to that of women = 72 : 44 = 18 : 11

Of the 72 persons working in an office, 28 are men and the remaining are women. Find the ratio of the number of:

(i) men to that of women
(ii) men to the total number persons
(iii) persons to that of women.

Total number of persons = 72
Number of men = 28
Number of women = 72 $-$ 28 = 44

(i) Ratio of men to that of women = 28 : 44 = 7 : 11
(ii) Ratio of men to the total number of persons = 28 : 72 = 7 : 18
(iii) Ratio of persons to that of women = 72 : 44 = 18 : 11