The first term of an arithmetic sequence is - 5, and the tenth term is 13. What is the common difference?

A) 2

B) 1.8

C) 8/9

Anna-Maria has added 4 quarts of an alcohol in water solution to 1 quart of water and her ending product is a 36% alcohol in water solution. What was the concentration of the 4 quarts of alcohol solution that was added?

The volume of this rectangular prism is 70 cubic units. If the area of the base is 28 square units, what is the height of the prism.

For what values of the variable is the rational expression undefined? 5x + 4 / x2-1

The prime factorization of is 24 * 5.

Choose the best decimal to represent 3 5/9

Given only the information in the diagram, determine if m is parallel to n. If so, name the postulate or theorem used to support your conclusion.

A large Ghirardelli's bar is 28 cm long and 8 cm wide. A smaller Ghirardelli's bar is 7 cm long. If the bars are similar, what is the perimeter of the smaller Ghirardelli's bar?

What is the value of x in the equation 3 х - 2y = 18, when y = 27? 5 7 45 63

A car rents for $45 per day plus. 22cent toy are on a daily budget of 77 what mialage

Given a data set, how do you know whether to calculate sigma or s? Choose the correct answer below. A. If the given data set contains a large number of entries, then s is calculated.