Replace the CIRCLES by A and the SQUARES by B:
1) A + B = 14 And
2) A - B = 2
Add 1) + 2)
A+B =14
A-B = 2
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2A+0 = 16 then A = 16/2 = 8. If A = 8, then B = 6
So the CIRCLE = 8 and the SQUARE = 6
1.03*1.005=1.03515
Don't you ahve a calculator on your phone or computer?
2radical 10 for simplifying radical 40
The answer is the 2nd choice, number of sales.
The function described f(x) = B + Cx