lana's answer to Joe's Primary 6 Maths Data Analysis Singapore question.

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lana
Lana's answer
2 answers (A Helpful Person)
1st
73-5-3-3-2-2=58
58-1-1=56
56÷4=14
one side = 14+14+3+3+3 = 37
perimeter = 37 x 4 = 148
ans: 3)