Okay so the first one, you compare the fractions
3
12 150
3 * 150 / 12
the second, you add the number of beads, so 20 beads, and put them into a fraction with how many beads the red and green are, so 8+6= 14
the fraction is 14
20
now put it to a bead is picked 60 times.
14
20 60
14 * 60 / 20
