If the half-life of a substance is 2 days, what is the amount of substance left at the end of 4 days?

Convert the fraction to a decimal. Round to the nearest thousandths. 135/650 Question 3 options:.2.20.2076923077.208

How do i solve - 4 (9-7x) - (1-x) = 4 (x-6)

Which of the following is NOT true about the following equation? y=-5 It is perpendicular to the equation y=15x-3. Its slope is zero. The line does not cross the x-axis. It is the equation of a horizontal line.

Write a comparison sentence, in numbers and symbols, comparing the shade part to the unshaded part.

Jim has three times as many comic and Charles. Charles has 2/3 as many books as Bob. Bob has 27 books. How many comic books dose Jim have?

The quotient of a number and 5, less 10, is 3

Circle O is represented by the equation (x+7)

How many solutions does the equation 2 - 4x + 4 = 0 have

Tulio's plant 40 inches tall in May. InJune, it grew 3 inches. In July, it grew 4 times as much as it grew in june.

To keep heating costs down for a structure, architects want the ratio of surface area to volume as small as possible. An expression for the ratio of the surface area to volume for the square prism shown is 2b+4h/bh.