Seudónimo
Seudónimo
17-08-2016
Mathematics
contestada
what numbers are evenly divisible by 225
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Аноним
Аноним
17-08-2016
1) Multiplies of 225 end in 00 25 50 75.
2) A number is divisible by 9 if the digits sum to 9. Only those multiples ending in 00 could have only 1's and 0's. So, the smallest digit we can multiply 225 by to get 00 at the end is 4
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