Lauren Bernstein

Case Western Reserve University

Teacher

Biography

I am currently working as a math specialist in a K-5 school. In this role, I work with groups of students and serve as a coach to classroom teachers.

I also tutor middle school math.

Education

BS Mathematics

Case Western Reserve University

Educator Statistics

Numerade tutor for 4 years

195 Students Helped

Topics Covered

The Power of Algebraic Language: Unlocking Mathematical Potential

Mastering Equations and Inequalities: Your Guide to Mathematical Success

Understanding Complex Numbers: A Comprehensive Guide

Lauren's Textbook Answer Videos

1

Lauren's Quick Ask Videos

you are walking against the wind. Your normal speed without the
wind is 5 M.P.H. How long will it take you to cover a distance of 5
miles if the wind has slowed you down to 4/5 of your normal
speed?

Calculate the mean, median, and mode.
Advertised rent, in dollars, for one-bedroom apartments
(a) In a city with population 150,000:
520, 450, 450, 410, 500, 570, 450, 575, 350, 350, 460, 350, 390,
550, 450
mean
median
mode
(b) In a city with population 530,000:
500, 500, 500, 500, 525, 500, 510, 600, 510, 475
mean
median
mode

The Sugar Sweet Company is going to transport its sugar to
market. It will cost $4900 to rent trucks, and it will cost an
additional $175 for each ton of sugar transported. Let C represent
the total cost (in dollars), and let S represent the amount of
sugar (in tons) transported. Write an equation relating C to S, and
then graph your equation using the axes below.

4. Imagine you have a floor that measures 11,025 by 630,630 (the units do not matter), and you wish to tile it using squares. However, you are not allowed to break any tiles, and all the tiles you use must be the same size.

(a) Explain why 1 !! 1 tiles will work.
(b) Explain why 2 !! 2 tiles will not work.
(c) Explain why 3 !! 3 tiles will work.
(d) What is the largest square tile that will work? Do not quote a formula!

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