Abag contains only black marbles and white marbles . ezra reached into the bag without looking , got 30 marbles , and found that 12 of the marbles were black . ezra is going to reach in the bag again and get one more marble .
what is the experimental probability that the marble will be black ?
a) 1/12
b) 2/5
c) 1/2
d) 2/3

Venita is sewing new curtains. the table below shows the relationship between the number of stitches in a row and the length ofthe row.sewingnumber of stitches length (cm)51 131532024306what is the relationship between the number of stitches and the length? othe number of stitches istimes the length.o. the number of stitches is 3 times the length.