What is the weight per square foot of a 3-thick fl oor made of reinforced stone concrete?

What will be an ideal response?


the weight for reinforced stone concrete per inch is 12.5 pounds per square foot, so for a 3"-thick floor, the weight is 3 x 12.5 pounds-per-square-foot = 37.5 pounds per square foot.

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24 lengths of conduit are needed to take power from a PV installation to a distribution box.  Each length is 8 feet long.  How far is the installation from the distribution box?

A.     ?3 feet B. ?  16 feet C.   ?32 feet D. ?192 feet

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Alligator gar can be found _____

a. in the Pacific Ocean b. only in saltwater c. in slow flowing steams d. in larger rivers in the South

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A commuter must pass through three traffic lights on her way to work. For each light, the probability that it is green when she arrives is 0.6. The lights are independent.

a. What is the probability that all three lights are green? b. The commuter goes to work five days per week. Let Xbe the number of times out of the five days in a given week that all three lights are green. Assume the days are independent of one another. What is the distribution of X? c. Find P(X = 3

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On a P-T chart for a zeotropic refrigerant, the liquid pressure column represents the _____

A) boiling point B) glide point C) bubble point D) dew point

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