1.There are 32 adults and 20 children at a shool play.Which of these ratios is not equivalent to the ratio of adults to children?
A.16 to 10
B.24 to 15
C.48 to 25
D.64 to 40
A.16 to 10
B.24 to 15
C.48 to 25
D.64 to 40