Yesterday there were B milligrams of bacteria in a lab experiment. Today there are B to the second power milligrams of bacteria. If there are 400 milligrams today how many milligrams of bacteria were there yesterday?

What is 64 times 10?

Why do the symbols at right not constitute an equation

Savings increased from $ 500 to $750

If y + 1/4y = 2 then the value of 16y^3+1/4y^3 Is?

Whats the circumference of a circle with a diameter of 6 ft.?

Find the equation of the line that cuts the y axis at y=-9 and whose slope is 1/7.

Math is often used to determine the correct dosage for medications; create scale drawings; graph data from scientific investigations. Given this information, what conclusion can be made about mathematics? A.

A car is 200 km from its destination after 1 hour and 80 km from its destination after 3 hours.

Consider the equation x-3=5. a. Multiply both sides of the equation by a constant, and show that the solution set did not change. Now, multiply both sides by x. b. Show that x=8 is still a solution to the new equation.

A gardener uses a tray of 6 conical pots to plant seeds. each conical pot has a radius of 3 centimeters and a depth of 8 centimeters. about how many cubic centimeters of soil are needed to plant the full tray? round to the nearest cubic centimeter.