Out of 148 girl students surveyed recently about the dress code to be followed in their college, 68 opted for jeans, 70 opted for mini skirts and 50 opted for salwar-suit. only 5 girls opted for all of the three. The ratio of students who opted for both jeans and skirtd, both skirts and salwar suits, and both salwar and jeans is 20:12:13. Every one opted atleast one of these.
1. Find the ratio of students who opted for both jeans and skirts only, both skirts and salwar only and both salwar and jeans only.
2. Find the ratio of number of students who opted for only jeans, only skirts, and only salwars.
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Answer:
(2)68:50:70
Step-by-step explanation:
There were 188 girls
=68:70:50=j:m:s
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