Chosen at random, 500 rural and 500 urban people at age 65 or older are asked about their health and experience with prescription drugs. what can be bias?

Write your answer in simplest form. - 1.6⋅ (0.5) ⋅ (-20)

How do u simplify 5x^2-8x-12 subracted from - 4x^2+2x-8

The ratio of reds to greens was 5 to 16 and six times the number of reds exceeded the number of greens by 112. how many were red and how many were green?

A man has 12 coins in his pocket all of which are dimes and quarters if the total value of his change is 225 cents how many dimes and how many quarters does he have

Jennifer works 25 hours a week at the movie theater. She earns $11.25 an hour. How much money will Jennifer make in 4 weeks if she worked the same amount of hours every week?

Find the product and quotient of each pair of numbers 24.6 and 1.2 and 1.95 and. 25

Chip and Dale have 42 marbles. chip has six more marbles than Dale. how many marbles does Chip have

Use the numbers 7,5,6, and 3 and only use each number once it has to equal 75. You may use addition, subtraction, multiplication, and/or division but you have to use parentheses.

Liem is 6 feet 2 inches, eli is 5 feet 9 inches, faith is 6 fee and simon is 5 feet 4 inches. in yards, what is the total of their heights

Lisa draws a circle by tracing around the bottom of block. which could be the shape of Lisa's block