I need to collect 30 stickers. Each bag of crisps contains 3 stickers. How many bags will I need to buy?
2 answers:
You need to collect 30 stickers and each bag of crips contains 3 stickers.
So; you just have to devide the total of stickers you need by the stickers contained in one bag.
So, let's call p the number of stickers.



In short, you'll need to buy 10 bags.
Hope this helps !
Photon
Hey there :)
Let
p represent the number of bags to be bought
We need to collect
30 stickers and each
bag has
3 stickers
3p = 30
↑ ↑
Number of stickers in a bad Number of stickers to be collected

=
p = 10We need to buy 10 bags of crisps to have 30 stickers
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