How would you know if a number is a rational number?

The length of arc ab is 28.61 what is the circumference of the circle

Kasey is arranging all her stuffed animals in 6 rows. The back row has 25 stuffed animals. Each of the other rows have 4 less stuffed animals than the row behind it. How many stuffed animals does Kasey have in all? unit

What is the equation of a circle whose center is at the origin and whose radius is 9? x2 y2 = 3 x2 y2 = 9 x2 y2 = 81?

Coltin wants to buy a video game system in 5 months. The video game system costs $275. If he saves the same amount each month, how much will he have to save each month?

Identify the type of sample used. A store employee surveys every 20th person who enters the store. A. convenience B. simple random C. stratified random D. systematic

My question is below. M/pie = 7.3

Suppose Phil and Kate decide to drive the sports car to Nashville without stopping and they want to arrive by 5:00pm. What time should they leave their house? It's takes 7 hours and 52 minutes to get to Nashville.

A local civic group is selling

The ratio of Brendas age to Jasons age is 4:5. In eight years the ratio will be 6:7. How old is brenda now

Which figure has a greater volume and by how much? 3 cm 3 cm 5 cm 5 cm 8 cm 6 cm 15 cm 15 cm Figure 1 Figure 2