At the beginning of a lesson a piece of chalk is 4.875 inches long at the end of the lesson it is 3.125 inches long write the two amounts in expanded form using fractions?

Which two units of measurement are commonly used to measure heat?

Fran is three times as old as Nancy. In four years, she'll be twice as old as Nancy. How old is each now?

At a school, 147 students play at least one sport. This is 70% of the students at the school. How many students are at the School? There are? students at the school.

Which of the following statements are true about the line y = mx + b? Check all that apply. A. The y-intercept is equal to (0, b). B. The slope of the line equals m. C. The slope of the line equals b. D.

What are three and three fourths plus 3 plus two and one halves equal?

You are designing a wall Mural that will be composed of squares of different sizes. One of the requirements of your design is that the side length of each square itself is a perfect square.

What's 5731 : 3 = ?

If P dollars is deposited in a savings account that pays interest at a rate of r % per year compounded continuously, find the balance after t years. (Round your answer to the nearest cent.) P = 100, r = 2 1/2, t = 12

Germ theory describes true relationships between microorganisms and how people get sick. What is a difference between germ theory and scientific laws?

Y=4x+3 y=-2x-9 solve for substitution