Explain in your own words, what are reciprocals and when are they used?

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Write an inequality and solve each problem. for exercises 11 and 12, interpret the solution.