Is these two correct?
Just to make sure.

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?