Which angle is complementary to <4?

<2
<1
<6
<3

Me. drysdale earned 906.25 in interest in one year on money that he had deposited in his local bank if the bank paid an interest rate of 6.25% how much money did mr. drysdale deposit

What are the exclude value of mn+3m

Rewrite so the subject can be y in the formula d=m-y/y+n