Mary lost 30 lbs. Before her diet she weighed 180 pounds. What is the percent of change?

A city clerk conducted a survey of 500 city residents. These residents were chosen at random from the city's register of residents with an address in the city. Residents of all ages were randomly selected.

Write the first five terms of the arithmetic sequence. a4 = 22, a10 = 64

Dan scored 87 on his math test. The scores of his classmates are normally distributed, with a mean score of 84 and a standard deviation of 6. What percentage of the class did better than Dan? O 0.5% O 13% O 30.85% O 69.15%

Find y when x = 10 if y = 8 when x = 20

What is the answer to (5 - t) + (3t+2)

Find the values of l and m that make each equation true (7+m) + (4l-10) i=3 - 6i

Is 0.2222 ... a rational number

Chef alonso wants each serving of the dish to include 1/2 pound of chicken. how many 1/2 pound servongs does this recipe make?

Jun used 3 milliliters, or 90%, of his favorite bottle of hot sauce.

What is 0.012 in precentage