Melisande collected 14 bottles on Saturday and 9 bottles on Sunday for recycling. On Monday, she took all the bottles to the
recycling center, where they paid her a certain amount, b, for each bottle. However, she had to pay the recycling center a
one-time service fee of $0.25. If she left there with $3.20 for the bottles, what is the value of b?

1/5^2 = 7.56/45

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chemists are often responsible for designing a chemical reaction and analyzing the products obtained from it. one significant part of designing a chemical reaction is determining the amount of each reactant that is needed and the amount of each product that will be produced. in order to do so, chemists use stoichiometry, the quantitative relationships between reactants and products.

1/8 is left? add a bit more info plz