John spent half of his weekly allowance
playing mini-golf. to earn more money his
parents let him mow the lawn for $10. what
is his weekly allowance if he ended with
$13?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?