29.10 for the first question radius
Answer:

Step-by-step explanation:
Taking the terms one at a time,


Adding the terms, you have;

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I'm out!
Answer:
6 thousands
Step-by-step explanation:
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2 1/3hrs→ $18.20
1 hr→ $7.80
5 1/4hrs→ $7.80x5 1/4= $40.95
2 units, 3 units, 6 units
36 units, 1 unit, 1 unit
9 units, 2 units, 2 units
12 units, 3 units, 1 unit
All options stated above would result in a volume of 36 cubic units.