Convert 0.81 to a fraction or simplest form

Hamish is studying what happens when he sends a sound wave through different mediums, and he records his data in a table. Which statement could made about the data collected in Hamish's table? Wave 1 will move the fastest.

A patient is participating in a study for a new drug. On week 0, the patient weighed 122 pounds. On week 22. the patient weighed 145 pounds. What is the average rate at which the weight of the patient changes per week ?

Translate the phrase into an algebraic three dollars more than twice the cost of a bowl of soups 2+3 3 (2c) 3+2c 2+2c

Enter the values for the highlighted variables that show how to subtract the rational expressions correctly: a = b = c = d = e = f = g =

Slope - 4/5; y - intercept 22/5

the current population of a city is about 2,130,000 people, and its increasing at a rate of 10 percent per year. arrange the steps in the correct order to show how to determine the population of the city in 5 years

What is the equation of the following line (1,9) (0,0)

2 5/16 divided into 7/8 equals what

The perimeter of a rectangular garden is 52 feet the length of the garden is 4 less than twice the width what is the widththe

A shopper wants to ensure she has enough cash to purchase a $25 cell phone, so she asks a clerk what the total will be with the sales tax included. The clerk tells her the total will be 27.25. What is the sales tax percentage?