Answer:
Ray Flagg will pay <u>$5,272</u> at the time of his 30th installment.
Step-by-step explanation:
Ray took $12,000 load for 60 months. As he paid no amount as down payment so his monthly payment will be $200:

Instead of $200 per month, he used to pay $232 per month. So, before his 30th installment, he paid 29 installments each of $232 which is $6,728:

As the business does better, he wishes to payback remaining amount at once so he will pay $5,272 as:
