AP Practice Questions # 5 1 Lawn1 Flower BedOC of 1 LawnOC of 1 Fl Bed Harry2 hrs 2hr / 2hr = 1 Fl Bed2hr/2hr = 1 Lawn Ron1 hr1.5 hrs1 hr / 1.5 hr =.66.

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AP Practice Questions # 5 1 Lawn1 Flower BedOC of 1 LawnOC of 1 Fl Bed Harry2 hrs 2hr / 2hr = 1 Fl Bed2hr/2hr = 1 Lawn Ron1 hr1.5 hrs1 hr / 1.5 hr =.66 Fl Bed1.5 hr / 1 hr = 1.5 Lawn When dealing with constant output and variable input; finding the o.c. of “x” ; then “x” = numerator When dealing with constant input and variable output; finding the o.c of “x”; then “x” = denominator When mowing 1 lawn, Ron gives up less (Fl Bed); so Ron has Comp Adv for mowing lawns When weeding 1 Fl Bed, Harry gives up less (lawn); so Harry has Comp Adv for weeding Fl Beds

1 Lawn1 Flower BedOC of 1 LawnOC of 1 Fl Bed Harry2 hrs 2hr / 2hr = 1 Fl Bed2hr/2hr = 1 Lawn Ron1 hr1.5 hrs1 hr / 1.5 hr =.66 Fl Bed1.5 hr / 1 hr = 1.5 Lawn Have to do two lawns and two flower beds: Independent: Harry = 8 hrs Ron = 5 hrs Specialize : Harry 2 Flower Beds in 4 hrs ; saving 4 hrs. Ron 2 Lawns in 2 hrs ; saving 3 hrs.

#6 Sam’s OC to cut = 4/4 = 1 load Casey’s OC to cut = 3/2 = 1.5 loads Sam has the Comp Adv to cut Sam’s OC to load = 4/4 = 1 cut Casey’s OC to load = 2/3 cut Casey has the Comp Adv to load

#11 Jordan2 pizzas 4 sandwiches Jessie 3 pizzas 3 sandwiches Jordan’s OC 1 pizza = 4/2 = 2 sandwiches Jessie’s OC 1 pizza = 3/3 = 1 sandwich Jessie has the Comp Adv for pizza So Jordan has the Comp Adv for Sandwiches (and the Abs. Adv.)

FRQ Canada’s OC 1 copper = 200/100 = 2 machines US OC 1 copper = 600/150 = 4 machines Canada has the Comp. Adv in Copper Canada’s OC 1 machine = 0.5 copper US OC 1 machine = 0.25 copper US has the Comp Adv in Machines