All three averages are multiplied by 2, and then add up to the sum of two languages, two mathematics and two English. Divided by 2 is the sum of three grades. (96*2+94*2+92*2)/2=282
Subtract the sum of Chinese and mathematics, which is the foreign language score.
Foreign Language: 282-96*2=90
Language: 282-94*2=94
Mathematics: 282-92*2=98