No one will help me will you? The first four terms of a sequence are shown below

3, 7, 11, 15

Which of the following expressions could be used to find the nth term of the sequence?
a.4 + 3n
b.3 + 4(n - 1)
c.3 + 4n
d.4 + 3(n - 1)

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct

Me i'm timed ! a. -2 to 1 b. -1.5 to 0.5c. 0 to 1d. 0.5 to 1.5

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?