Ms. connor owns 4 hotels. the mean number of rooms is 30. which number line shows what could happen to the mean if she buys two new hotels, one with 45 rooms and another with 51 rooms?

The difference of 3 times a number and 15 is no less than the square of the number.

Use the quadratic formula to solve the quadratic equation x2 - 8x - 4 = 0.

As part of the National Health and Nutrition Examination Survey, subjects were asked how long they slept the preceding night, and the following times (hours) were reported: 8, 7, 5, 7, 4, 7, 6, 7, 8, 8, 8, 6 How would you describe the mode?

A family takes 2 1/2 hour to drive from their house to a lake at 48mi/h. the travel time varies inversely with the speed of the car. how long will the return trip take at 40 mi/h?

Round 452,906 to the nearest ten thousand

What are the solutions to x^2 + 8x + 7 = 0

Kevin says that lines p and m will eventually intersect. Is Kevin correct?

Lily plants 7 new rose bushes each year. If she has 35 rose bushes already, how many total rose bushes will she have in 4 years? A. 28 rose bushes B. 63 rose bushes C. 42 rose bushes D. 49 rose bushes

The length of a rectangle is two times the width of the rectangle. The perimeter of the rectangle is 24 cm. Draw the rectangle on a centimetre grid.

What is the shape of - 2x^ (2) + 6y^ (2) + 5x+5y-4=0