What is the difference between 2a + 5 and 2 (a + 5) ? Give an English expression to describe each of

them. Describe how the brackets change the meaning.

If a set has three elements how many subsets does it have

The temperature rose from - 4 degrees Fahrenheit to 45 degrees Fahrenheit. By how many degrees did the temperature change

The table represents the temperature of a cup of coffee over time. Which model best represents the data set?

Is 5/4 greater then 1

2) Convert 40% to a fraction and a decimal.

If h = 21 units and r = 7 units, what is the volume of the cone shown above? Use 3.14 for.

Convert the fraction 2/5 to a decimal and a percent. Show all of your work and explain your answer.

There are 4 consecutive integers that add up to 354. What is the least of the 4 integers?

Tanya runs a catering business. Based on her records, her weekly profit can be approximated by the function LaTeX: f/left (x/right) = 2x^2-44x-150f (x) = 2 x 2 - 44 x - 150, where LaTeX: xxis the number of meals she caters.

What the complement of 54.6 degree