Answer:
Cost of Amy's Phone= $191.75
Cost of Jill's phone = $191.75*2= $383.5
Step-by-step explanation:
let Amy's phone cost be A
Jill's phone cost = 2A
A/Q-
A +2A = $575.25
3A= $575.25
A=$575.25/3
A= $191.75
then,
Cost of Amy's Phone= $191.75
Cost of Jill's phone= $191.75*2= $383.5
