Required:Fill in the missing amounts, labeled $($a$)$ through $($o$),$ in the table.A hotel pays the phone company $$100$ per month plus S$\mathrm{.}25$ for each call made. During January $6,000$ calls were made. In February $5,000$ calls were made.Required:$1.$ Calculate the hotel's phone bills for January and February$\mathrm{.}2.$ Calculate the cost per phone call in January and in February.