Sales â Cost of Sales = Gross Profit â Operating Expenses = Operating Income. Using the operating income margin as an indicator--computed by simply dividing operating income by total sales--will allow you to measure managementâs efficiency in running the business. The higher the margin, the more efficient--this means that operating expenses are consciously guarded as sales grow.
Snakes 'hiss' - It sounds just like the sound humans make when they say the letter 'S' out loud. One of my favourite past-times is driving and exploring with my husband (and my dog). In WikiAnswers, I am constantly On the wallaby.
Rating Newest Oldest. Best Answer: no snakes cant hear but the do have heat recepters so they can tell exactly were you are.you could scare them off or they can defend themselfs and they will strike if you get to close.it all depends what kind of snake and how big it is.Source(s): Anthony Â· 6 years ago.herefore best way to scare snakes away is to stomp around. But this is not a good idea if you are not walking along a path since you might stomp on a snake and get bitten. You shouldn't make loud noises when walking inj the wilds because it scares off birds and mammals.