To simplify 8.3 − 4 1
5
( 6.1 +
1
2
) , which operation must be performed first?

Which operation must be performed second?

Which operation must be performed last?

Which is the simplified expression in the decimal form?

The ratio of men to women working for a company is 4 to 5 . if there are 90 women working for the company, what is the total number of employees?

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

A. plot the data for the functions f(x) and g(x) on a grid and connect the points. x -2 -1 0 1 2 f(x) 1/9 1/3 1 3 9 x -2 -1 0 1 2 g(x) -4 -2 0 2 4 b. which function could be described as exponential and which as linear? explain. c. if the functions continue with the same pattern, will the function values ever be equal? if so, give estimates for the value of x that will make the function values equals. if not, explain why the function values will never be equal.