Which of these is a unit rate?

1) 18 students in a class

2) 18 students in 18 chairs

3) 18 students in 6 rows

4) 18 students in 2 reading groups

A company rents out 15 dollars food booths and 20 dollars game booths at the county fair. the fee for a food both is 100 dollars plus 5 dollars per day. the fee fro a game booth is 50 dollars plus 7 dollars per day.

If the product of a number and 8 is divided by 2 and decreased by 10, the answer is 14. What is the unknown number?

Which situation is best represented by the following equation? 40w + 12.50 = 492.50 A) Nicole paid $40 for self-defense classes. She paid a $12.50 registration fee and $492.50 for each week she was enrolled in the classes.

How many circles of a radius 10 will fit vertically stacked in a window that has a height of a 100? The circle should not overlap, the bottom of one circle should not touch the top of the next circle? A. 10 B. 20 C. 5 D. 100

The diameter of the base of a cone measures 8 units. The height of the cone is 6 units. What is the volume of the cone in terms of pi?

Which of the following is the correct description of 'Slope'?

Rewrite 105,000 in scientific notation. 1.5 * 10'3 1.05 * 10'5 1.5 * 10'4 1.05 * 10'3

Factor completely: 16x^4 - 1

There are 60 donuts in 5 packages. how many donuts are in 3 packages?

What is the slope in this equation? y = 3x - 5