In which of the following cases is money being used as a medium of exchange?

you pay your neighbor $10 for clearing the snow from your driveway with his snowblower.
your grandfather gives you $100 for your birthday and you put the money into a savings account.
a plumber raises his hourly rate from $70 per hour to $80 per hour.
a farmer buys seed to plant his crops.
a wealthy alumna donates $1 million to her alma mater.

The solution set for -18 < 5x-3 iso-3х3< xо-3хo3 > x

A.j. was a newly hired attorney for idle time gaming, inc. even though he reported directly to the president of the company, a.j. noticed that the president always had time to converse with the director of sales, calling on him to get a pulse on legal/regulatory issues that, as the company attorney, a.j. could have probably handled. a.j. also noted that the hr manager’s administrative assistant was the go-to person for a number of things that would make life easier at work. a.j. was recognizing the culture at idle time gaming.

Omnidata uses the annualized income method to determine its quarterly federal income tax payments. it had $100,000, $50,000, and $90,000 of taxable income for the first, second, and third quarters, respectively ($240,000 in total through the first three quarters). what is omnidata's annual estimated taxable income for purposes of calculating the third quarter estimated payment?