Answer:
b) $ 7 trillion
Step-by-step explanation:
The disposable income is defined as the amount of money that we have available for spending and saving after income taxes have been accounted for.
Then:
Disposable income= Income- Taxes= $10 trillion- $3 trillion = $7 trillion
dunno
-4.24264069; -4.2 (nearest tenth); -4.24 (nearet hundreths)
square root of 72 = 8.48528137 or 8.5 (rounding to tenths)
square root of 2 = 1.41421356 or 1.4
square root of 128 = 11.3137085 or 11.3