So. what you are supposed to do is:
3 dozen= 3 x 12
3 x 12 =36
ROUND!
36≈ 40
28.97 ≈ 30
DIVIDE!
30÷ 40 = 1 r 10 <<<answer
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so this is my estimation. and i think that 1 r 10 can be 1.10. I THINK. So i hope this helps you!!!
