A maths teacher bought 40 calculators at $8.20 each and a number of other calculators costing $2.95 each.In all she spent$387. How many of the cheaper calculators did she buy?
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hey dude plz find the attachment.
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the number if cheaper calculators that the teacher bought are 20
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please find the attachment
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![](https://hi-static.z-dn.net/files/dc2/66fc8958bfd972dce16acd9e8719d239.jpg)
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