b=16 , First you multiply 30 by 2 to see what sum you need for the numerator. Then you subtract the 60 that you get by the 12 and get 48. So 3 multiplied by b should give you 48. So you just divide 48 by 3 and get 16.
Answer:
c
Step-by-step explanation:
f(x) =10 (20)=200
Answer:
25 Lol
Step-by-step explanation:
Boys 4/9 = 44.44% Girls 5/9 = 55.55%
Fraction to percentage: Divide the top by the bottom then multiply the result by 100