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Re: How many numbers between 100 and 300, inclusive, are multiples of both

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Multiple of both 5 and 6 is LCM (5,6) = 30.
Since upper range is 300, 300/30 = 10. The number of multiples has to be less than 10, and only option is then 7
vikasp99
How many numbers between 100 and 300, inclusive, are multiples of both 5 and 6?

(A) 7
(B) 12
(C) 15
(D) 20
(E) 30

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