Membership at a local gym increased from 500 members to 800 members in one year. What was the percent of increase?

Ryan has some nickels and dimes. altogether, he has 34 coins that total $2.60. write and solve a system of equations to determine how many of each coin he has.

When two balanced dice are rolled, the sum of the dice can be 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, or 12, giving 11 possibilities. therefore the probability is 1/11 that the sum is 12?

A boat travels 30 miles north, 20 miles east and 40 miles northeast. What is the angle of rotation of the boats direction from start to finish

Nicolas has three fewer than twice the number of songs downloaded as Sabrina does. Interpret the meaning of the expression 2x - 3. The expression 2x - 3 represents The variable x represents

A circle has a radius of 10. An arc in this circle has a central angle of 72 degrees What is the length of the arc?

Solve this system y=-3x-14 y=2x+6

Solve the system. 0.8x + y = - 9.6 0.2x - 0.3y = 2 A) (-6,0) B) (-12,0) C) (-2,-8) D) (8,-16)

A line has a slope of 7 and a y-intercept of - 15. What is the equation of the line in slope-intercept form? A. Y=7x-15 B. Y=-15x+7 C. Y=7x+15 D. Y=-7x+15

On a number line, between which two consecutive whole numbers would the square root of 70 be located? prove work/show work

If you eat 3 pieces of pizza out of 10 total, how can that be represented by a fraction?