A certain virus infects one in every 300 people. A test used to detect the virus in a person is positive 70% of the time when the person has the virus and 15% of the time when the person does not have the virus.

Find the value of each variable. y, 2x, 76

The diagonals of a rectangle are 2x+6 and 3x+4. The value of 'x' is

Books cost $15 each and DVDs cost $12 each. How many combinations of books and DVDs can you purchase for between $120 and $180 inclusive

A zucchini plant in Darnell's garden was 13 centimeters tall when it was first planted. Since then, it has grown approximately 0.6 centimeter per day. a. Write a rule to describe the function. b. After how many days will the zucchini plant be 0.

matt built a house with 164 blocks the main part of his house has 100 blocks the roof has 50 blocks the chimney has 14 blocks write another way to use the same number of blocks for a new house

Use the given graph of f to find a number δ such that if |x - 1| < δ then |f (x) - 1| < 0.2

A random number generator is used to create a list of 150 single-digit numbers. Of those 150 numbers, 72 are odd and 78 are even. The number 9 was generated 15 times.

How do I graph and find slope intercept for for x+y=0

Read the passage. The Boston terrier breed of dogs has an interesting history that begins, of course, in Boston.

The fabric costs $14.00 per yard if you buy 5or more yards, you can get20% off how much would 5 yards cost on sale