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OpenStudy (anonymous):
the least number greater than 20 which when divided by 21 , 23 , 25 leaves a remainder 7 is??
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OpenStudy (anonymous):
I would start with the bottom and going up. What low number can you divide by 21 and get 7 remainder?
OpenStudy (anonymous):
7
OpenStudy (anonymous):
has to be greater than 20
OpenStudy (anonymous):
what is the LCM of 21,23,25 add 7 to this and you should get your answer
OpenStudy (anonymous):
7*2+7=21
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OpenStudy (anonymous):
psujono is right
OpenStudy (anonymous):
12075
OpenStudy (anonymous):
+7
OpenStudy (anonymous):
12082 is it
OpenStudy (anonymous):
yes that's it
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OpenStudy (anonymous):
thznxxx
OpenStudy (anonymous):
12082 but i used a long way to do it. XD
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