Question

NEED HELP ASAP!!! The table shows the relationship between the number of bracelets made and the number of beads used:Number of bracelets Number of beads3 215 357 ?9 63The number of beads used to make 7 bracelets is _______.

Answer 1

49

1) Since this is a proportional relationship, we can fill in the table noticing the factor of proportionality is the same for every row

3 | 21

5 | 35

7 | 49

9 | 63

2) As we can see the factor is 7. So the number of beads used to make 7 bracelets is 49