A radioactive substance decays in a manner so that at time t = 50 days, 30% of the substance remains. What is the amount after
20 days, if the initial amount was 242.8 g?

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

What is the x-intercept and y-intercept of the equation 2x+1. 2o

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)