April 2023 1 10 Report
in a class, the ratio between the number of girl and boys 4:5.if four boys go out, then the ratio becomes 1:1.How many girls are there in the class?

terjemahan:

di suatu kelas, perbandingan banyak anak perempuan dan laki-laki adalah 4:5. jika empat anak laki-laki keluar, maka perbandingannya menjadi 1:1. Berapa jumlah anak perempuan di kelas tersebut?​

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