Answer:
It will take 12 weeks to pay for the DVD players.
Explanation:
Given in the question that,
total cost of DVD bought by Adela = $210
Step 1
Adela makes a down payment of $30
$210 - $30 = $180
Remaining cost = $180
Step 2
Adela pays $15 each week
$15 = 1 week
$180 = ?
$1 = 1 week/15
$180 = 180/15 week
= 12 weeks