Howard opens a savings account with a deposit of $800.the bank will pay him 3% intersect per year. a) how much will howard receive at the end of 1/2 a year. b) how much interest will he receive in 1 year

Pls i’m too dumb to know what i’m doing right now

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤