In the following proportion, what does z equal?

3/7 = 15/z

Twice one number is 20 more than another number. One fourth the first number is 2 less than one fourth the second number. Find the numbers.

A gear rotates i degree each second. If it rotates for 2 minutes, how many degrees will it measure

In the 1980s land prices in Japan surged upward in a ""speculative bubble."" Land prices then fell for 11 straight years between 1990 and 2001.

10 is what percent of 500

Samantha travels 140 miles n 2 hours what is Samanthas speed in miles per hour

Along thid river at wich two aproximate altitude ranges are tge gradients the steepest

You go out to eat and your bill comes to $123. The GST is 5% and you leave a 15% tip. How much would it cost altogether?

Approximately 33,500 citizens of the country died in automobile accident in 2015. Express the toll in deaths per day

Given the system of linear equations y = - 5 y = 3x - 2 Part A: Graph the system of linear equations. Part B: Use the graph created in Part A to determine the solution to the system. Part C: Algebraically verify the solution from Part B.

A bakery uses 25 cups of flour to make 8 loaves of bread. what is true about the number of cups of flour in each loaf?