6
24% = 
multiply 25 by this fraction
25 ×
=
= 6
A relation is a function if each element of the domain is paired with exactly one element of the range. ... If given a table, or a set of ordered pairs, you can look to see if any value of the domain has more than one corresponding value in the range.
tbh google
Parent function: y=2^x
Transformations:
Reflection over x-axis
Vertical stretch of 3
Right 1
Up7
She will need to sell 18 necklaces a month to reach 1650