A medical clerk noticed that 7635 patients were admitted to the hospital in a one-year period. 4/15 of them had heart or lung diseases. How many patients with heart or lung diseases were admitted to the hospital during the year?

Y varies inversely with x. If y = 13 and k (the constant of variation) = 156, what is x? Round to the nearest whole number, if necessary.

Which of the following shows the complete factorization x3 + 3x2? A. x2 (x - 3) B. x (x2 + 3x) C. x2 (x2 + 3) D. x2 (x + 3)

What is 1 as a percent and decimal

The value of a car is $21,500. It loses 12% of its value every year. Show complete work. (a) Write a function that represents the value y (in dollars) of the car after x years. (b) Use the function to estimate the value of the car after 6 years.

Convert the following fraction to a decimal. 19/-20 0.78 0.85 -0.52 -0.95

If cos 65 degree + cos 55 degree = cos θ, find θ in radians

A cylinder has a volume of 240n cubic centimeters. If the height of this cylinder is 15 centimeters, what is the length of the radius?

In a clinical trial of a cholesterol drug, 451 subjects were given a placebo, and 21 % of them developed headaches.

Solve for x: 2 (x-4) = 5x - 3x - 8

The area of a rectangle is 34 yd.² you length of the rectangle is 17 yards what is the width of the rectangle