Fast Turnstiles Company is evaluating the extension of credit to a new group of customers. Although these customers will provide $$414,000$ in additional credit sales, $8$ percent are likely to be uncollectible. The company will also incur $$17,400$ in additional collection expense. Production and marketing costs represent $76$ percent of sales. The firm is in a $35$ percent tax bracket and has a receivables turnover of five times. No other asset buildup will be required to service the new customers. The firm has a $10$ percent desired return.

$1.$ Calculate the incremental income after taxes if $11$ percent of the new sales prove to be uncollectible.

$2.$ Calculate the return on incremental investment if $11$ percent of the new sales prove to be uncollectible.

$3.$ Should credit be extended if $11$ percent of the new sales prove uncollectible?

$4.$ Calculate the return on incremental investment if the receivabl

$5.$ Should credit be extended if the receivables turnover drops to $1\mathrm{.}6$ and $8$ percent of the accounts are uncollectible?