Question
There is a total of 690 pupils in a school. 70 of them like white. There are 67 more pupils who like black than white. Some pupils like purple.13 of the pupils like pink. Find the ratio of the number of pupils who like pink to those who like purple.
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There is a total of 690 pupils in a school. 70 of them like white. There are 67 more pupils who like black than white. Some pupils like purple.13 of the pupils like pink. Find the ratio of the number of pupils who like pink to those who like purple.