Exercise $11-2($Algo$)$ Dropping or Retaining a Segment $[$LO$11-2]$

The Regal Cycle Company manufactures three types of bicycles$-$a dirt bike, a mountain bike, and a racing bike. Data on sales and expenses for the past quarter follow:

$\backslash$table$[[\backslash$table$[[$Sales$],[$Variable manufacturing and selling expenses$],[$Contribution margin$]],\backslash$table$[[$Total$],[$$$923,000$