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Alexxx [7]
3 years ago
15

Can you please help with 15,18,and 19

Mathematics
1 answer:
Marizza181 [45]3 years ago
7 0
For 15 you divide  6 by 12 which is two so she takes 2 quizzezs a week so 2 x 3 is 6 so the other three weeks she took 6 quizzes add 12 and 6 and you get 18 :)

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