Question
There is a total of 768 pupils in a school. 78 of them like green. There are 56 more pupils who like yellow than green. Some pupils like black.18 of the pupils like red. Find the ratio of the number of pupils who like red to those who like black.
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There is a total of 768 pupils in a school. 78 of them like green. There are 56 more pupils who like yellow than green. Some pupils like black.18 of the pupils like red. Find the ratio of the number of pupils who like red to those who like black.