Adella318 Adella318

28-07-2014
Mathematics

Answered

The number of girls at Sky High School is 60 greater than the number of boys. If there are 1250 students all together, how many girls are there all together?

Answer :

28-07-2014

[tex]girls : x\\boys : y \\ \\ x= y+60 \\x+y=1250 \\\\substitution : \\ \\ y+60+y=1250 \\ 2y=1250-60\\2y=1190 \ \ / :2 \\ y= 595 \\ \\ x=595 +60=655 \\ \\Answer : \ there \ is \ 655 \ \ girls \ and \ 595 \ boys [/tex]

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29-07-2014

595 in boys and i think 655 in girls

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