Wednesday

February 22, 2017
Total # Posts: 18

**algebra**

There are 12 red checkers and three black checkers in a bag. Checkers are selected one at a time, with replacement. each time the color of the checker is recorded, find the probability of selecting a red checker exactly seven times in 10 selections. Show your work

*June 16, 2016*

**Intermediate College Algebra**

The larger of two numbers is ten more than twice the smaller number. The sum of the numbers is forty. Find each number.

*February 1, 2015*

**statistics**

A realty company has 100 homes listed for sale. Some of these homes have fireplaces, some have garages, and some have neither. A breakdown is provided in the two-way classification table below. Fireplace No Fireplace Garage 50 30 No Garage 10 10 what is the probability that ...

*June 1, 2013*

**math**

What is the data set for mode 3, median 4, and range 10?

*November 10, 2012*

**chemistry**

THOSE ARE THE RESULT IN MY LAB AND I HAVE TO CALCULATE THE MOLARITY OF THE THREE TITRATIONS. HOW DO I FIND THE VALUES IN THE H2SO4

*October 17, 2012*

**chemistry**

calculate the morality of THE H2SO4 solution for each of the three runs. do the three values agree closely together with each other. Part A. Titration 1 volume of unknown acid =20ml initial buret reading of NaOH =0.5 ml final buret reading of NaOH=10.0ml Titartion 2 volume of ...

*October 17, 2012*

**chemistry**

calculate the morality of THE H2SO4 solution for each of the three runs. do the three values agree closely together with each other. Part A. Titration 1 volume of unknown acid =20ml initial buret reading of NaOH =0.5 ml final buret reading of NaOH=10.0ml

*October 17, 2012*

**L.A.**

in an essay compare and contrast the childhood episodes of the authors of "no gumption" and "barrio boy."

*November 7, 2011*

**history**

compare and islam and christianity using relation of the state and role of women

*December 14, 2010*

**English**

yes. that's what we call them

*December 9, 2010*

**physics. please help**

A worker pushes a 820 N crate with a horizontal force of 345 N a distance of 24 m. Assume the coefficient of kinetic frictin between the crate and the floor is 0.22. a) How much work is done by the worker on the crate? b) How much work is done by the floor? c) What is the net ...

*December 9, 2010*

**Physics**

What is the gravitational force between the proton (1.67X10^-27 kg) and the electron (9.11X 10^-31 kg) in a hydrogen atom if they are 3.00X10^-10 m apart?

*November 29, 2010*

**physics**

A daredevil is shot out of a cannon at 43.0° to the horizontal with an initial speed of 25.0 m/s. A net is positioned a horizontal distance of 50.0 m from the cannon. At what height above the cannon should the net be placed in order to catch the daredevil? please walk me ...

*November 8, 2010*

**physics..HELP??? please**

a vacuum has no air in jt

*November 8, 2010*

**physics**

Identify the action-reaction paris in the following situations: a) a person takes a step b) a snowball hits someone in the back c) a footbal player catches a ball d) a leaf falls to the ground HELP

*November 7, 2010*

**Math**

32+16+8. Evalute the expression justify each of ur steps

*October 13, 2010*

**Chemistry**

35.04%

*September 27, 2009*

**College math**

-3-4(t-5)=-2(t+3)+11 Multipy out the terms in parentheses and then combine the constants. Adding "2t" to both sides will leAave you with -2t on the lest side. Then solve for t

*March 15, 2007*

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