Question

Helppp!

If r is directly proportional to s^2 and s=(2/3) when r=(1/9). What is the positive value of s when r=(25/4)?

A: 5/24
B: 5/16
C: 25/16
D: 5
E: 25

Answer 1

its simple dude, use it as r1/r2 = (s1/s2)^2 here r1=1/9 s1=2/3 r2=25/4 find s2


Hope u understood

Answer 2

i get it but why do i square (s1/s2) ?

Answer 3

ohhh never mind i understand now! thank you very much!!!!!

Answer 4

:D welcome