In $2024,$ Metlock Enterprises issued, at par, $60$$$1,000,9\%$ bonds, each convertible into $100$ shares of common stock. Metlock had revenues of $$17,600$ and expenses other than interest and taxes of $$7,200$ for $2025.($Assume that the tax rate is $20\%.)$ Throughout $2025,2,200$ shares of common stock were outstanding; none of the bonds was converted or redeemed.

$($a$)$ Compute diluted earnings per share for $2025.($Round answer to $2$ decimal places, eg$.2\mathrm{.}55.)$

Earnings per share

$($b$)$ Assume the same facts as those assumed for part $($a$),$ except that the $60$ bonds were issued on September $1,2025($rather than in $2024),$ and none have been converted or redeemed. Compute diluted earnings per share for $2025.($Round answer to $2$ decimal places, e$.$g$.2\mathrm{.}55.)$

Earnings per share $

$($c$)$ Assume the same facts as assumed for part $($a$),$ except that $20$ of the $60$ bonds were actually converted on July $1,2025.$ Compute diluted earnings per share for $2025.($Round answer to $2$ decimal places, e$.$g$.2\mathrm{.}55.)$

Earnings per share