Use the information from the FunTime Cruiseline Data Set. Suppose FunTimeCruiseline decides to offer two types of dinner cruises: regular cruises and executive cruises. The executive cruise includes complimentary cocktails and a five$-$course dinner on the upper deck. Assume that fixed expenses remain at $$210,000$ per month and that the following ticket prices and variable expenses apply:Other faBK Regular CruiseExecutive CruiseSales price per ticket$$50$$$100$Variable expense per passenger$$30$$ $40487$Assuming that FunTime Cruiseline expects to sell four regular cruises for every executive cruise, compute the weighted$-$average contribution margin per unit.Is it higher or lower than a simple average contribution margin? $($A simpl$$ average is calculated by adding both contribution margins per passenger together and dividing by two.$)$ Why? Is it higher or lower than the regular cruise contribution margin calculated in S$7-1?$ Why? Will this new sales mix