Wyatt Oil has the following accounts on its books:

Customer Name

Amount

Owed

$($$ millions$)$

Age $($days$)$

Amalgamated Switch and

Signal

$$1\mathrm{.}5$

$64$

Associated Steel

$$4\mathrm{.}3$

$61$

d'Anconia Copper

$$7\mathrm{.}4$

$24$

Hammond Motors

$$4\mathrm{.}2$

$10$

Incorporated Tool

$$6\mathrm{.}4$

$56$

Rearden Metal

$$10\mathrm{.}8$

$13$

Summit Casting

$$2\mathrm{.}1$

$42$

Taggart Transcontinental

$$6\mathrm{.}4$

$28$

United Locomotive Works

$$3\mathrm{.}6$

$72$

Wyatt extends credit on terms of $1/25,$ net $30.$

The percentage of Wyatt's receivables that are still eligible to take the discount is closest to $(\%)$