Find the simple interest earned in a savings account that pays 5% interest if $500 is deposited for every 4 years

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

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! : )

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?