document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=270656>Question 270656</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In a lighthouse, the light beam rotates once every minute to scan the area of land and ocean. If the land covers the angle of 150 degrees, how many seconds will it take to cover the area of ocean. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #198217 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=198217\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the beam covers 360 deg in 60 seconds\r<BR>\n" );
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document.write( "150 deg is the land coverage\r<BR>\n" );
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document.write( "210 deg will be the ocean coverage\r<BR>\n" );
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document.write( "total coverage is 360 degrees  ie; one revolution\r<BR>\n" );
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document.write( "150/360 is the land portion which is covered in 150/360 * 60\r<BR>\n" );
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document.write( "= 25 seconds\r<BR>\n" );
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document.write( "the ocean will be covered in 35 seconds.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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