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Can you please help with question 20 and 21 please

Can you please help with question 20 and 21 please
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4 votes
Can you please help with question 20 and 21 please

Can you please help with question 20 and 21 please-example-1
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User Omid Shagiwal
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7.7k points

1 Answer

3 votes

21) 8 packs

I started off with the LCM of 8 and 9. I did the factor tree and got 72. I did 72/9 because stamps are sold in packs of 9

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User Leonardfactory
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