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.
Cicada and Katydid â Identification by Sound Cicada and Katydid â Identification by Sound Q: Some of my friends say the loud chorus of chirping sounds at night is tree frogs and others say it is cicadas. Do you know? A: I think you were hearing annual cicadas and katydids singing in the treetops.. There are several cicadas in the genus Tibicen rasping away in the trees now. You probably were hearing a mix of Tibicen pruinosus, Tibicen linnei, Tibicen tibicen and Tibicen canucularis. Both katydids and cicadas make sound by rapidly flexing or rubbing parts of their bodies. Listen to them at. Cicada(scroll down to the Tibicen species) Cicada Sounds #2. Katydid