Answer:
30 Weeks
Explanation:
Since we need to reach a total of 500, we have 50, so we need 450 to get 500, 15 a week, 30 times 15 equals 450. So (30 Weeks) times (15 Each Week) equals 450 plus that 50 he added in the savings account.
30 weeks
$450÷$5=30
He already had $50 in there
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