You deposit $6,700 in a money-market account that pays an annual interest rate of 3.3%. the interest is compounded quarterly. how much money will you have after 4 years? a. $7,629.15 c. $7,155.18 b. $7,637.19 d. $7,641.29

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

I’m stuck on this equation, anyone got the answer?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?