Question

Becky is making a necklace using blue beads and black beads. Complete the ratio table to find the number of blue beads she adds when she uses 12 black beads.

Number of Blue Beads 4 8 12 ?
Number of Black Beads 3 6 9 12

Answer 1

16

Explanation:

First find the difference between each number of Blue Beads, 4. Then the difference between the number of Black Beads, 3. So, divide 12 by 3, 4. Lastly, multiply the 4 by the difference of Blue Beads, which is 4. 4 times 4 is 16