17. Eduardo is a 40-year-old individual who plans to retire at age 65. Between now and then, $2000 is paid annually into his RA account, which is anticipated to pay 5%
compounded annually. How much will be in the account upon Eduardo's
retirement?

What is the smallest integer n such that n\sqrt{2} is greater than 20

Jack lives on a farm and has a large backyard. the area of his rectangular backyard is of a square mile. if the width of the yard is of a mile, what fraction of a mile is the length of the rectangular backyard?

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?