aryonrai aryonrai

01-09-2018
Mathematics

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16a, b, c, and 18a, b, c

16a b c and 18a b c class=

Respuesta :

aa010002 aa010002

01-09-2018

I can answer 18 for you, but I don't understand 16

18. Since when we lose 3 girls the ratio for the girls side drops by 1, that tells us that 1 digit equals 3 people.

a) 5*3=15 so our answer is 15 girls.

b) 4*3=12 and 5*3=15 so 15+12, our answer would be 27

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