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# If a=105 and a^3= 21*25*45*b, what is the value of b

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Joined: 29 Jan 2005
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If a=105 and a^3= 21*25*45*b, what is the value of b [#permalink]  02 Dec 2005, 05:35
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If a=105 and a^3= 21*25*45*b, what is the value of b?
Current Student
Joined: 29 Jan 2005
Posts: 5244
Followers: 23

Kudos [?]: 179 [0], given: 0

Yep, the OA is 49. Just gotta break down 105 to it`s prime factorization and cancel out.
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