You can complete three-tenths of a task in an hour. your friend can complete one-fifth of the same task in an hour. how long will it take to complete the task if you work together?

together complete the task in 2 hours

Step-by-step explanation:

given,  you can complete three-tenths of task in one hour

you can complete a task in 3.33 hour

your friend can complete one-fifth of task in one hour

your friend can complete a task in 5 hour

together complete the task in

=

= 2 hour answer

a.) list the factors of 40.

1/2/4/5/8/10/20/40

b.) list the factors of 40 that represent the number of cans that could be on each shelf.

5

c.) how many different arrangements of cans are possible?

just one because if you put more on one shelf you will go way over 40 and the cabinet will probably break.

d.) what are the possible arrangements of the cans?

put 5 cans on each self to reach 40 cans in total.

e.) which arrangement uses all the shelves?

5 because you can put 5 cans on each shelf, and since there are 8 shelfs you are equally going to get 40 cans.