Question

Patrick deposited $105 dollars in his daughter's savings account. Each month after that he deposits $75 into the account. How much money would Patrick's daughter have in her account after 3 years?

please do in Arithmetic
rule: an=a1+(n-1)d

Answer 1

2805 (including the 105)

Explanation:

75 x 12 (months in a year) = 900

So then you multiply 900 x 3 (amount of years) = 2700

then you add the 105 + 2700 = 2805