Question: Modular arithmetic C. In exercises a to j, evaluate each expression, where + and indicate addition and subtraction, respectively, using the 26 letters of an

Modular arithmetic

C. In exercises a to j, evaluate each expression, where + and indicate addition and subtraction, respectively, using the 26 letters of an English alphabet where a =0, b =1,c=2,..., y=24 and z= 25. Determine the letter that corresponds to your answer. Legend: ll BI - a b c aji5+7= b)10+5= c) 18-30= d) 20+9= e) 16+20= Solution/Explanation: (write all from a=0 to z=25) f)8-16= g) 18+8= h) 13-16 = i) 12 +12 = j) 20-26=

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