Which relationship could be the one shown on the graph?

What is the median of the data set 18, 27, 16, 29, 30, 42, 35, 34, 24, and 21

Which of these samples BEST represents random sampling?

Which polynomial is a difference of two squares? x2 - 12 x2 + 12 x2 - 36 x2 + 36

What is 220 degrees celsius in fahrenheit?

For what values of k does the equation x^2 - (5k+1) x + 9k^2 = 0 have real roots?

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.