# At harriet tubman middle school, there are 85 students in the 7th grade . the number of girls is 1 1/2

3 answers

###### Question:

At harriet tubman middle school, there are 85 students in the 7th grade . the number of girls is 1 1/2 times the number of boys. how many girls and how many boys are in the 7th grade?

## Answers

Number of boys in 7th grade=34 boys

Number of girls in 7th grade=51 girls

Step-by-step explanation:

Total Number of students in 7th grade=Number of boys+Number of girls

where;

Total number of students in 7th grade=85 students

Number of boys=x

Number of girls=(1 1/2)×Number of boys=(3/2)×x=1.5x

Replacing;

85=x+1.5x

2.5x=85

x=85/2.5

x=34

Number of boys=x=34

Number of girls=1.5x=1.5×34=51

Number of boys in 7th grade=34 boys

Number of girls in 7th grade=51 girls

The answer to this question is c

6(2x + 5y)6 (2x) = 12x6 (5y) = 30y12x + 30y

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