If 3.25 is 5 what is 1

You randomly call 3,000 people across the nation and record the monthly rent or mortgage payment. How does finding the mean of this sample compare to investigating the sampling distribution of the mean?

Solve for x: (x+50) / 2=13x

Simplify the expression (2x^2+6x-7) - (3x^2+3x-1) + (x-8)

What is the LCM of 20 and 40?

What are the steps to budget.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.