Sunday
May 26, 2013

Posts by Elizabeth


Total # Posts: 725

math
julia studied math for 3 1/3 hours during the 4 days before her last math test what was the average amount of time she studied each day

Math
The question I put in is all the information that was stated.

Math
A house.

Math
LeAnn is a carpet layer. She has agreed to carpet a house for $18 per square yard. The carpet will cost her $11 per square yard, and she knows that there is approximately 12% waste in cutting and matching. If she plans to make a profit of $580.80, how many yards of carpet will...

math
he purchased a total of 120 shares at a price of 3018 what was the unit price per share (4.2d)

math
3x-4y=-6 2x+6y=11

Math
What is the greatest number of points of intersection with three circles that have 6 intersections using four straight lines?

Physics
Two converging lenses are separated by 23.60 cm. The focal length of each lens is 12.60 cm. An object is placed 35.80 cm to the left of the lens that is on the left. Determine the final image distance relative to the lens on the right. Answer in cm

Physics
An object is placed 19.6 cm to the left of a diverging lens (f = -7.84 cm). A concave mirror (f = 11.2 cm) is placed 27.3 cm to the right of the lens Find the final image distance, measured relative to the mirror (cm)

Algebra
Solve the equation. Leave answer in simplest radical form. n^2-2n+1=5

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