Which of the following correctly expresses the number in scientific notation 645,000,000

242 219 196 173 150 what's the rule what's the missing numbers?

How much time do seniors at eastview high school spend clipping their toe nails

Determine whether the number is a perfect square, a perfect cube, or neither. If the number is a perfect square or a perfect cube, give the roots. The roots may only be rational numbers. 256 555 -64 -4

A chef boiled four eggs and put them in a basket with eight eggs that were not boiled. All of the eggs look the same. Randy selects an egg, keeps it, and then selects another egg.

Write an expression equivalent to "the quotient of a number and 5 plus 2"

Original grade 80 New grade 100 Find the percent of increase

What is the solution to the system of equations? Use the substitution method. j + k = 3 j - k = 7 A. The solution is (8, 1) B. The solution is (5, - 2) C. There is no solution. D. There are an infinite number of solutions.

What is the height of the cylinder in the diagram? Round your answer to the nearest whole number.

Safeway is selling cereal at $10 for 4 boxes. What is the cost per box?

the building is 1050 feet tall. sally built a scale model of the building. how tall is the model if she used the scale 1 centimeter=35 feet?