Saturday
August 1, 2015

Posts by Ara


Total # Posts: 7

Maths Problem
Need Help Dan and Ellen started jogging at the same time along the route shown below. Both did not change their speeds throughout. after 35 min, Dan was at the halfway point and Ellen was 300 metres behind. Dan reached the end point 5 min before Ellen. What was the distance of...
June 28, 2015

Math
2. A rectangle whose perimeter is 80 m has an area of 384 m^2. Find the dimensions of the rectangle. Solve it as a polynomial.
May 13, 2014

Math
The length of a rectangle is 11 cm more than its width. The area of the rectangle is 2040 cm^2. Find the dimensions of the rectangle.
April 29, 2014

Algebra 2
-4x^2-2-3 Put the equation in vertex form and find the vertex
December 5, 2011

math
a bullet of mass m,with speed v,hits a fixed wooden block and penetrates a distance of l.find the average resistance of the wood.
January 17, 2011

math
a bullet of mass m,with speed v,hits a fixed wooden block and penetrates a distance of l.find the average resistance of the wood.
January 17, 2011

CHEMISTRY
if 16r of METHANOL are reacted wtih an excess of PBr3, how many grams of CH3Br would be formed if there is a 25% yield? eqn; CH2OH + PBr3 --> CH3Br + H3PO3
February 14, 2010

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