1) a crew of 5 carpenters and 2 laborers will be used to build formwork for a concrete structure. work is scheduled for 10 hr. /day on monday through friday and 8 hr. on saturday. overtime at a rate of one and one-half will be paid for all hours over 8 hr. /day on monday through friday and double-time for all saturday work. the base wage, taxes, and insurance rates are given below. calculate the hourly, weekly, and monthly cost for the crew.

items carpenters laborers
base wages 21.78/haur 15.56/hour
worker compensation 19.34/100 16.23/100 base wages
public liability 4.29/100 3.57/100 base wages
social security 7.65% 7.65%state unemployement 3.0% 3.0%fringe benefit 3.75/hr 2.8/hr