Total # Posts: 10
What is the probability of obtaining exactly three heads in four flips of a coin, given that at least two are heads? (Enter the probability as a fraction.) I keep getting 2/3 but its wrong. Help!!
August 20, 2014
Ron's car has a 12-gallon gas tank. If gas costs $1.45 per a gallon, how much will it cost to fill the tank?
March 12, 2013
if 3x+5y=k than what values could k have so that the x intercept and y intercept of the equation's graph would both be integers? explain.
November 7, 2012
if the isosceles triangle abc has one base angle of 2x-20 and the other base angle x+10 then what is the measure of angle b given the choices 36,40, 44, and 48
December 31, 2011
your question #9 is wrong it is A.
March 23, 2011
5th grade math
5 divided by 1.725
December 14, 2010
Rigsby Company purchased many small tools during 2010 at a total cost of $9,500. Some tools were expected to last for a few weeks, some for several months, and slme for several years. Rigsby income for 2010 will be about $5.2 million. How should Rigsby account for the small ...
August 8, 2009
died on a cross
April 20, 2009
Soybean meal is 16% protein and corn meal is 9% protein. How many pounds of each should be mixed to get a 350-lb mixture that is 12% protein?
April 13, 2009
4th Grade Social Studies
an organized tangle like double bow how fast are we going the captain should know
January 7, 2009