 
<translate> Da farko ka samu jimillar kuɗin rigar: $20 * 2 = $40. Sai ka samu jimillar kuɗin taye: $40 / 5 = $8. Sa'an nan ka sami farashin saiti ɗaya na kayan ado: $20 + $40 + $8 + $3 = $71. Sai ka ninka farashin kowane set da adadin set da kowane ɗalibi zai saya don ka samu jimillar kuɗin: $71 / set * 5 sets = $355. Amsar ƙarshe: 355. <eng> First find the total cost of the shirt: $20 * 2 = $40. Then find the total cost of the tie: $40 / 5 = $8. Then find the cost of one uniform set: $20 + $40 + $8 + $3 = $71. Then multiply the cost of each set by the number of sets each student has to buy to find the total cost: $71 / set * 5 sets = $355. The final answer: 355. 