Happiness Company wants to open a new spa in a nearby plaza. Happiness Company will be offering half$-$day spa treatments for $$170$ each. Variable costs $($not including the leasing costs below$)$ are $$57$ for every treatment.

In terms of lease payments, the plaza has provided him three options:

i$.$ Pay $$35$ per treatment given

ii$.$ $$18,000$ per month

iii. $$16,000$ per month and $$15$ per treatment given

Do not enter dollar signs or commas in the input boxes.

Use the negative sign for negative values.

Round all answers to the nearest whole number.

a$)$ Calculate the monthly operating profit for each of the three options if $260$ treatments are given and if $610$ treatments are given.

Lease Option Operating Profit Based on the Number of Treatments Given

$260$ units $610$ units

i$.$ Pay $$35$ per treatment given $Answer

$Answer

ii$.$ $$18,000$ per month $Answer

$Answer

iii. $$16,000$ per month and $$15$ per treatment given $Answer

$Answer

b$)$ At a level of $610$ massages, which option should be recommended?

Option: Answer

c$)$ Calculate the degree of operating leverage for the second lease option if Happiness Company gives $610$ treatments.

Round your answer to $2$ decimal places.

Degree of Operating Leverage: Answer