23) A backyard has a perimeter of 144m.

a) If the backyard is square, what are the dimensions?

b) If the backyard is rectangular, and the length is three times the width, what are the dimensions?

There are 11 books on a shelf 3 of these books are new what is the ratio of used books to new books

Given that y varies directly with x, find the constant of variation (k) and write a function that models each situation. 1. (3,6)

How many integers are greater than 9 37 and less than 37 9

7x-21. x2-5x+6 5x + 6 x+12

Happy days child center employs six teachers to care for 36 students what is the student to teacher ratio at happy days

A high school has a total of 850 students. there are 60 more females students than male students. a. write a system of linear equations that represents this situation. b. how many students are female? male?

There are 6 chocolate, 4 strawberry. and 5 vanilla ice. what is the probability that an ice cream chosen at random is a chocolate flavor

The height h (in feet) above the water of a cliff diver is modeled by h=-16t2+8t+80, where t is the time (in seconds). How long is the diver in the air?

A snail travels 3 feet in one hour. In each subsequent hour, the snail travels three-fourths the distance it traveled in the previous hour. How far does the snail travel in 6 hours

A right triangle has legs that are 19 in. and 23 in. What is the area of the triangle