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Mathematics, 12.02.2020 06:24 srsnider2017

If a b means 2a + b, then what is 25?

A: 7
B: 9
C: 12
D: 14
E: none of the above

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If a *b means 2a + b, then what is 2*5?

A: 7
B: 9
C: 12
D: 14

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