document.write( "Question 1202919: Kira had a roll of blue paper and a roll of red paper. The length of the roll of blue paper is 1/2 the length of the roll of red paper. She cut the roll of blue paper into equal parts of length 9 cm and on each part she drew 3 star shapes. After that, she cut the roll of red paper into equal parts of length 7 cm and on each part she drew 5 heart shapes. What fraction of the shapes Kira drew were star shapes? \n" ); document.write( "

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document.write( "Kira had a roll of blue paper and a roll of red paper. The length of the roll of blue paper is 1/2 the length of the roll of red paper. She cut the roll of blue paper into equal parts of length 9 cm and on each part she drew 3 star shapes. After that, she cut the roll of red paper into equal parts of length 7 cm and on each part she drew 5 heart shapes. What fraction of the shapes Kira drew were star shapes?\r\n" );
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document.write( "Let length of blue paper be B\r\n" );
document.write( "Then length of red paper = 2B\r\n" );
document.write( "Cutting the blue roll into 9-cm equal lengths means that there were  blue parts.\r\n" );
document.write( "Since he drew 3 stars on each part, he drew  stars\r\n" );
document.write( "Likewise, cutting the red roll into 7-cm equal lengths means that there were  red parts.\r\n" );
document.write( "Since he drew 5 hearts on each red part, he drew  hearts \r\n" );
document.write( "Total shapes (stars and hearts) drawn: \r\n" );
document.write( "Fraction of total shapes drawn that were stars:

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