document.write( "Question 1046566: How many natural numbers upto 990 are divisible by 5 and 9 both but not by 7 ? \n" ); document.write( "

Algebra.Com's Answer #662014 by ikleyn(52909) $\"\"$ $\"About$

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\n" ); document.write( "How many natural numbers upto 990 are divisible by 5 and 9 both but not by 7 ?
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document.write( " = 22 natural numbers are divisible by 5 and 9 both.\r\n" );
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document.write( "Of them, 3 are divisible by 7: 45*7 = 315,  2*(45*7) = 630,  and 3*(45*7) = 945.\r\n" );
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document.write( "22 - 3 = 19.\r\n" );
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document.write( "Answer.  19 natural numbers.\r\n" );
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