Answer :
first multiply 4*36 and you will get 144, next add 30 because that is the amount he started with. the total in his piggy bank is 174 dollars
Answer = B.174
Explanation = 4 x 36 = 144 and then add 30 to that and you will get .174
Work = 4*36 = 144 + 30 = 174
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