Bart works 36 hours a week and makes $612. Charles works 34 hours a week and makes $663. Who makes more per hour? How do you know?

A simple random sample is always preferred because it obtains the same information as other sampling plans but requires a smaller sample size: false why?

Chad ran in an election for mayor of his town. he received 65% of thee vote. of the 1260 people who voted, how many voted for chad?

Is a function always a relation

Alexandria is an art dealer. She gets 15% commission of the value of the art pieces she sells. How much commission will she earn if she sells an art piece that costs $200,000?

If : 3 = 57 what is the value of n?

What is the radius or diameter of r=11cm

X + 4x + 6x 3. 4 (2x + 5y) 4. 2x + 5 + 3x + 6 5. 3x + 8 + 2x

How many different ways could seven birds perch around a circular bird bath? A) 5,040. B) 4,320. C) 721

Algebra: (-4x^6y^-2) ^-2

54,000 families have incomes less than $20,000 per year. This number of families is 60% of the families that had this income level 12 years ago. What was the number of families who had incomes less than 20,000 per year 12 years ago?