Is this sequence arithmetic, geometric, or neither?

3, 6, 9, 12, 15, ...

arithmetic

neither

geometric

There are 6 rows with 18 chairs in each row. In the center of the chairs, 4 rows of 6 chairs are brown. The rest of the chairs are blue. How many chairs are blue?

You have 280 gallons of a solution that is 20% salt. how much water should be added to dilute the solution down to 14% salt

Solve: 2x-20/3=2x -5 -3 2 13

On a recent administration of a state bar exam, 22% of the test takers passed the test, 78% of those who passed were first-time test takers, and 60% of those who failed were first-time test takers.

Express the remainder as a whole number for 970/57

The amount a babysitter earns is given by the equation y=7.5x where x is the number of hours and y is the amount earned in dollars. Is this relationship proportional?

74 increased by 3 times a number

The width, w, of a rectangle is 34 its length, l. The width, w, of the rectangle is 12 inches.

Ryan had 1/2 pound of chocolate. he divides, it into 4 equal portions. Enter the amount of chocolate, in pounds

Find the median of the following data set 7/8 15/16 5/6