What is a profit?

can someone explain to me as simple as possible? i get it's a financial gain, but i need more explanation.

At the beginning of the accounting period, nutrition incorporated estimated that total fixed overhead cost would be $50,600 and that sales volume would be 10,000 units. at the end of the accounting period actual fixed overhead was $56,100 and actual sales volume was 11,000 units. nutrition uses a predetermined overhead rate and a cost plus pricing model to establish its sales price. based on this information the overhead spending variance is multiple choice $5,500 favorable. $440 favorable. $5,500 unfavorable. $440 unfavorable.

The monthly sales for yazici​ batteries, inc., were as​ follows: month jan feb mar apr may jun jul aug sept oct nov dec sales 19 20 17 12 11 18 16 17 19 22 21 24 this exercise contains only parts b and c. ​b) the forecast for the next month​ (jan) using the naive method​ = nothing sales ​(round your response to a whole​ number). the forecast for the next period​ (jan) using a​ 3-month moving average approach​ = nothing sales ​(round your response to two decimal​ places). the forecast for the next period​ (jan) using a​ 6-month weighted average with weights of 0.10​, 0.10​, 0.10​, 0.20​, 0.20​, and 0.30​, where the heaviest weights are applied to the most recent month​ = nothing sales ​(round your response to one decimal​ place). using exponential smoothing with alpha ​= 0.40 and a september forecast of 21.00​, the forecast for the next period​ (jan) = nothing sales ​(round your response to two decimal​ places). using a method of trend​ projection, the forecast for the next month​ (jan) = nothing sales ​(round your response to two decimal​ places). ​c) the method that can be used for making a forecast for the month of march is ▾ a 3-month moving average a 6-month weighted moving average exponential smoothing the naive method a trend projection .

Match each item to check for while reconciling a bank account with the document to which it relates.(there's not just one answer)1. balancing account statement2. balancing check registera. nsf feesb. deposits in transitc. interest earnedd. bank errors