05/24/19

I need help on Word problem

An order of three sodas and two hot dogs totaled $6.45, while the next order – five hot dogs and two sodas – was a $7.93 total.How much for one hot dog and one soda?

01/17/16

Down below is the question... Can you please show work and answer thanks!

A sample of gas at 45 degrees celsius and 1.82 atm occupies a volume of 2.29 L. What volume would this gas occupy at 193 degrees celsius and 0.817 atm? 

05/06/15

At the school store, Juanita bought 2 books and a backpack for a total of $26 before tax. Each book cost $8 less than the backpack.

Find the price of each book and the price of the backpack

05/06/15

Please help me do this and thank you

-3a4b3times-5a4b5

01/13/15

Gas law question

An oxide of nitrogen was found by elemental analysis to contain 25.9% nitrogen. If 54g of this gas were found to occupy 11.2L at 273.15K and 1.00atm, what are the empirical and molecular formulas... more

07/12/13

If I have a total sales figure of 6645.16 (which includes sales tax) and I want to figure out what my sales is prior to sales tax, (the sales tax rate is 7%)

how do I figure that amount?  I thought I would take 93% of the total sales of 6645.16 and come up with the net sales (prior to sales tax) but it doesn't work that way.  Because I come up with... more

10/03/12

-5/6 +(-5/18)=?

sturggling with fractions

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