In the following letter series, some of the letters are missing, which are given below it. Choose the correct alternative.
If every 2 out of 3 ready-made shirts need alterations in the sleeves, 3 out of 4 ready-made shirts need alterations in the collar, and every 4 out of 5 need it in the body, how many alterations will be required for 60 shirts?
2/3th of 60+3/4th of 60+ 4/5th of 60
Thus, the number of alterations required = 20+45+48 =133
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