Evaluate the given expressions and choose the correct answer in scientific notation.

(28 * 10^6) : (4 * 10^3)

A. 7 * 10^3

B. 8 * 10^2

C. 7 * 10^2

Minimize ≥ = 3x+4y subject to the following constraints x+y≤8, x≥2, y≥2

A bacteria culture initially contains 2500 bacteria and doubles every half hour. Find the size of the baterial population after 40 minutes. Find the size of the baterial population after 7 hours.

Simplify 5t + (t - 3) - [ (7t + 5) - (8 - 3t) ]. -4t 4t -10t 10t

Determine the scale factor of the following dilation. Type a numerical answer in the space provided. Do not type spaces in your answer. DO, K (9, 6) (3, 2)

What is the estimate for 4x60?

In the first third of the project Morgan had used 9 gallons of pain How many gallons did Morgan use during the whole project? The diameter of the Uranus is fifty thousand seven hundred twenty four kilometers.

Nguyen jogged 2/3 mile in 1/12 hour. What was his speed in miles per hour?

What is the degree of 2a^8b^5?

What is a equivalent fraction to 1/2

Estimate the width of a field that has an area of 6,000 square meters and a length of 118.5 meters