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SCORPION-xisa [38]
3 years ago
9

The cost per minute of a conference phone call, originally $2.80, increased by 20%. What is the new price?

Mathematics
1 answer:
UkoKoshka [18]3 years ago
3 0
All you have to do is: (2.8x.2)+2.8 = .56 + 2.8
This equals 3.36
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