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gregorio03
01.09.2019 •
Mathematics
Each pair of polygons is similar find x and y
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Ответ:
Ответ:
480 pennies dated after 2000.
Step-by-step explanation:
1. Pennies dated before 1980 (x) - 25%,
All pennies (1,200) - 100%.
Then
2. Pennies dated from 1980 to 2000 (y) - 35%,
All pennies (1,200) - 100%.
Then
3. Rest pennies are dated after 2000, then