Multiple Choice Questoins. Click on the correct answer.
16. The strength of a rectangular beam varies jointly as its width
and the square of its depth. If the strength of a beam one inch wide
and 12 inches deep is 400 pounds, find the strength of a beam two
inches wide and three inches deep.
- 200 lbs.
- 75 lbs.
- 400 lbs.
- 50 lbs.
- none of these.
Tue Aug 19 14:53:39 MDT 1997
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