Jane wants to buy a photocopier. the salesperson has the following information on three models. if all three are used, a specific job is completed in 50 minutes. if copier a operates for 20 minutes and copier b operates for 50 minutes, one-half of the job is completed. if copier b operates for 30 minutes and copier c operates for 80 minutes, three-fifths of the job is completed. which is the fastest copier, and how long does it take this copier to complete the entire job working alone?

to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.

6,250

step-by-step explanation:

to get the area, multiply 360 by 160.(57,600)

to find out how many bags of fertilizer it will take, first figure out how many square feet one bag can hold. divide 1000 by 8(125) to get the unit rate(how many square feet one pound of fertilizer can hold)and multiply it by 50(6250). if i haven't made a mistake, that is the answer.

answer: 3.26019516

step-by-step explanation: