Thirty clowns are in clown car. If all of the clowns in the car are either happy clowns or sad clowns, all of
the following are possible ratios of sad clowns to
happy clowns EXCEPT:
a).1:2
b). 1:1
c). 3:7
d). 4:1
e). 5:2

Can someone me with my hwplz(only the circled ones)

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me