Dr. potter provides vaccinations against polio and measles. each polio vaccination consists of 444 doses, and each measles vaccination consists of 222 doses. last year, dr. potter gave a total of 606060 vaccinations that consisted of a total of 184184184 doses. how many polio vaccinations and how many measles vaccinations did dr. potter give last year?

There were 32 polio vaccinations and 28 measles vaccination.

Step-by-step explanation:

Let number of polio vaccination be = x

Let number of measles vaccination be = y

Each polio vaccination consists of 4 doses, and each measles vaccination consists of 2 doses. Last year, Dr. Potter gave a total of 60 vaccinations that consisted of a total of 184 doses.

So, the two equations that form are:

or    .....(1)

And

  .....(2)

Substituting value of x from (1) in (2)

=>

=>

=>

=>

Cancelling out negative sign

y = 28

And

x = 32

Therefore, there were 32 polio vaccinations and 28 measles vaccination.