+10

7 months ago

Mathematics

College

Step-by-step explanation:

number of boys = total no. of students - no. of girls

= 900 - 300

= 600

ratio of boys and girls = no. of boys : no. of girls

= 600 : 300

= 200

= 600 : 900

= 200: 300

= 2:3

= 300 : 900

= 1:3

= 300 : 600

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Step-by-step explanation:totalnumberofstudent=900numberofgirls=3001)tofindthenumberofboysnumberofboys=totalno.ofstudents-no.ofgirls=900-300=6002)tofindtheratioofboysandgirlsratioofboysandgirls=no.ofboys:no.ofgirls=600:300=2003)ratioofboysandtotalno.ofstudents=600:900=200:300=2:34)ratioofgirlsandtotalno.ofstudents=300:900=1:35)ratioofgirlsandboys=300:600=1:2