The price of a notebook has dropped to $3.20 today. yesterday's price was $3.45. find the percentage decrease.

K (t) = 13t - 2 k (3) =

What is the gcf of 19 and 45?

The perimeter of a basketball court is 90 meters and the length is 6 meters longer than twice the width. What are the width and length show how you got the answer

the singer made $54 for a 3 hour job on friday night and $60 for a 4 hour job on Saturday. which job paid better per hour? how much better?

One quart is approximately equal to 0.95 liter. To convert quarts to liters, which operation should you use?

A survey was given and here are the results "Number responding less than 1 week" Gender - X N Males - 71 411 Females - 64 253 a) Construct a 95% confidence interval for the difference in the proportions of males and females at this university.

Select the graph that would represent the best presentation of the solution set. | 5x - 1 | < 1

One number is one more than four times another. the sum of the numbers is 16. find the two numbers

What is 3x - 4 + 20 = 55

From a circular card sheet of radius 28 cm, two circles of radii 7 cm each and a rectangle of length 3 cm and breadth 2 cm are removed. Find the area of the remaining sheets