Julio places gray chairs and blue chairs in each row the ratio of gray to blue chairs in each row 7-3 how many gray chairs and blue chairs will julio use if he sets up a total of 80 chairs

56 gray chairs

24 blue chairs

Step-by-step explanation:

ratio of gray to blue chairs in each row

Gray : blue = 7 : 3

Gray chairs = 7

Blue chairs = 3

Total ratio = 7 + 3

= 10

how many gray chairs and blue chairs will julio use if he sets up a total of 80 chairs

Number of gray chairs = 7/10 × 80

= 0.07 × 80

= 56 gray chairs

Number of blue chairs = 3/10 × 80

= 0.03 × 80

= 24 blue chairs

56 gray chairs

24 blue chairs

hope this !