Problem $11-27$A $($Algo$)$ Analyzing operating leverage LO $11-3,11-4$

Arnold Vimka is a venture capitalist facing two alternative investment opportunities. He intends to invest $$1,000,000$ in a start$-$up firm. He is nervous, however, about future economic volatility. He asks you to analyze the following financial data for the past year's operations of the two firms he is considering and give him some business advice.

$\backslash$table$[[,$Company Name$],[,$Larson,Benson$],[$Variable cost per unit $($a$),$$$21\mathrm{.}00,$$$10\mathrm{.}50$

NEED HELP WITH PROBLEM b AND c PLEASE