The ratio of boys to girl in a school is 5:4. If there are 1500 boys in the school, how many girls are there?  Choose the correct choice from the following options
A) 300	B) 1200	C) 1500	D) 1800	E) 2000
Think of the ratio as 5 parts: 4 parts.   Divide 1500 by 5 to find 1 "part" of the ratio.   1500/5= 
<gadget id="calculator">1500/5</gadget>
<output>300</output>
300   Multiply this by 4 to get 4 "parts" of the ratio.   300*4= 
<gadget id="calculator">300*4</gadget>
<output>1_200</output>
1200   There are 1200 girls in the school.   The answer is 1200
<result>B</result>
The ratio of boys to girl in a school is 5:4. If there are 1500 boys in the school, how many girls are there?