Math
posted by Jerald .
Pages are being printed for a brochure. Four out of every 20 are in color. What is the ratio of noncolor pages to color pages?
A.20:4
BB.4:16
C.16:4
D.16:20
A?
What is the ratio of Ms to all the letters in the word MATHEMATICS?
A.2/9
B.2/11
C.11/9
D.11/2
B?
What is the ratio of weekdays to all days in a week?
A.5 to 2
B.2 to 7
C.7 to 5
D.5 to 7
D?

The first answer is wrong. The other two are correct.