Tuesday

September 16, 2014

September 16, 2014

Total # Posts: 31

**math**

gary is 61 1/8" tall. His friends gino and gilbert are 56 1/2" tall and 63 1/8" tall. what is the average height of the three friends. Do i divide my answer by 3?
*September 11, 2014*

**3rd grade math**

what is the next number in the sequence 1,3,9,27,______ I'm confused on the skip counting they use.
*April 1, 2014*

**3rd grade math**

sara wants to know how many boxes of cookies her entire girl scout troop sold. How could she use compatible numbers to find the sum? kate 52 boxes sara 43 boxes jen 18 boxes haliey 27 boxes
*October 31, 2013*

**physics**

A car travels along a straight stretch of road. It proceeds for 11.3 mi at 51 mi/h, then 26.3 mi at 45 mi/h, and finally 42.3 mi at 31.1 mi/h. What is the car’s average velocity during the entire trip? Answer in units of mi/h
*September 25, 2013*

**math**

Bob and Jim had a total of 90 marbles. Bob had half a dozen more than Jim. How many marbles did Jim have?
*April 9, 2013*

**math**

in traveling to Greece, Jim found the exchange rate to be 148 drachma equal to one American dollar. He bought 3 of the same priced items and spent almost 10 American dollars. What was the maximum amount of drachmas for each item?
*February 21, 2013*

**4th grade word problems**

if tiles at a store cost .$20 for a 1"x1" square and $.30 for 1"X2" rectangle what would be the cheapest way to buy tiles to make a tiled square 3 inches on each side.
*January 24, 2013*

**Math**

Lee & Lynn started out on a trip at 8:00am and arrived at 4:00 pm. The next day they started back home at 11:00am using the same exact route. If their driving speed was constant for the entire trip, at what time would they have been at the same place at the same time on both ...
*January 17, 2013*

**Chemistry**

A nine liter tank has 150 atmospheres of bromine in it at 27°C. What is the added mass of the tank due to the gas?
*July 30, 2012*

**Chemistry**

8. The usual partial pressure of oxygen that people get at sea level is 0.20 Atm., that is, a fifth of the usual sea level air pressure. People used to 1 Atm. air pressure begin to become "light-headed" at about 0.10 Atm oxygen. As a rule of thumb, the air pressure ...
*July 30, 2012*

**math**

express the ratio 100 to 60 as a fraction
*March 28, 2012*

**geometry**

The length of the smaller of the two diagonals of a rhombus is 12 and the length of the larger diagonal is 16. What is the length of a side of the rhombus?
*April 3, 2011*

**chemistry**

PO2+PHe+PCO2=1.2atm solve for PO2 PO2= 1.2atm-PHe-PCO2 answer is d
*March 16, 2011*

**English 2 **

can somebody tell me how to make a body paragraph. How do i put this, whats the paragraph made of?
*January 25, 2011*

**chemistry - grade 9**

answer the question someone!
*January 24, 2011*

**physics**

A rubberband has mass 8.5g. The spring constant is 13.0. The rubberband is pulled back 3.4 cm. What is the velocity when rubberband is let go?
*November 15, 2010*

**science**

ok.. sorry to post anyother question on here but i got the answer to my previous question but im having trouble with this one.. In the explosion of a hydrogen-filled balloon, 0.43 g of hydrogen reacted with 7.2 g of oxygen to form how many grams of water vapor? (Water vapor is...
*September 9, 2010*

**science**

Are the following data sets on chemical changes consistent with the law of conservation of mass? (a) A 15.0 g sample of sodium completely reacts with 19.6 g of chlorine to form 34.6 g of sodium chloride. the answer is yes, because 15 and 19.6 add up to 34.6 right?
*September 9, 2010*

**Math - factoring**

of yes. sorry i almost forget whenever solving for x take the problem (x-4)(x+3) and make each their own equation 1) (x-4)=0 2)(x+3)=0 then add the 4 and the subtract the three and you get x=4,-3
*September 9, 2010*

**Math - factoring**

First in these type of problems if there is a variable that is squared i always start by putting those in first 1) (x ) (x ) then i decide if im going to need a - or + and in this case because we want to make it - we have to put one of each 2)(x- )(x+ ) then i just start by ...
*September 9, 2010*

**Science**

If 76g of Cr2O3 and 27g of Al completely ract to form 51g of Al2O3, how many grams of Cr are formed?
*November 29, 2009*

**chemistry**

that did not help at all, in order for that expression to equal zero, the deta T or "(Tf-Ti)" term has to equal zero. Im stuck where you are Capacino, idk what im doing wrong, this was a test question on my last exam and had me stumped.
*June 24, 2009*

**Biology**

What caused Mendel to get different ratio results in first and second experiments with crosses?
*February 18, 2009*

**7th grade**

If a man says he has three children who's ages are the product 36,the sum is the house number across the street and his oldest son loves chocolate cake,how old are the kids?
*October 14, 2008*

**science**

I did not see a second response to my answer to your question of what method?
*October 1, 2008*

**science**

Can Ms. Sue go back to my science question and see my response?
*October 1, 2008*

**science**

Yes - I think so?
*October 1, 2008*

**science**

Dosen't matter - not an exact number - the question is why the unit is used - just a general knowledge question?
*October 1, 2008*

**science**

Yes!
*October 1, 2008*

**science**

Graduated cylinder is the tool you use or length by width by height. Is that what you mean by method?
*October 1, 2008*

**science**

Why can you express the volume of a gold nugget measured by the method in cubic units?
*October 1, 2008*

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