Question: Hi I just need help on the attached question! If you don't mind showing steps so I can see where I am going wrong, thanks!

Hi I just need help on the attached question! If you don't mind showing steps so I can see where I am going wrong, thanks!

507. A freestanding concrete wall that is 72 It long x 12 11 high x 1 ll thick is to be built in three equal placements. The following data apply: Exclude overhead and prot. Exclude wall bulkheads. CONSTRUCTION AFTERNOON SAMPLE QUESTIONS Material prices include all taxes and delivery. Include 10% waste on concrete. Labor Carpenter Laborer Supervisor Crews Erect and strip Place concrete The total cost of the wall is most nearly: (A) (B) {C} (D) $15,350 $19,170 $23,000 $25,670 $3 2 . 73H\" $26.08fhr $3 5 .3 7/1]: 4 carpenters 2 laborers I supervisor (working) 3 laborers 1 carpenter l supervisor (working) Productivity Erect forms 2.60 crewhoursftOG ftz Strip run-m,- 0.95 crewhoun'l f'lZ Place concrete 9.09 CrewhaurSr'IOO yeti M ale-rials Fonnwork, initial erection {liltir'f't2 Fonnwork, reuse $0.\".iu4ff't2 Concrete, Redi-Mix at site calmed\" Reinforcing subcontract $120.00rd3

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