There are 365 days in a year, well,unless is a leap-year, but we're assuming 365 days per year, now, "t" is how many years it takes for population to grow to "P" much, however, 1 day in year terms is really just 1/365 year or about 0.003 years, and 2 days is just 2/365 year, and 3 days is 3/365 year and so on, thus,
When you multiply the numerator and denominator by the same number, you get an equivilent fraction
Answer:
25 hours on his week job and 15 hours on his weekend job
Steps
20 times 25 is 500 for pay
18 times 15 is 270 for pay
Just add them
500 plus 270 equals 770 for pay
And 15 plus 25 is 40 total in hours
You need to divide the total amount by $75, to see how many DVD players she could buy with the $568.
568÷75= 7 remaining 43
This means that Julia can buy 7 DVD players, and will have $43 extra dollars left over.