SOLUTION: please help me with this problems:
1.- A 10% salt solution is to be mixed with a 20% salt solution to produce 30 gallons of a 12% salt solution. How many gallons of the 10% soluti
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Question 1078298: please help me with this problems:
1.- A 10% salt solution is to be mixed with a 20% salt solution to produce 30 gallons of a 12% salt solution. How many gallons of the 10% solution and how many gallons of the 20% solution will be needed?
2.- a hardware store sells two types of paintbrushes.Brand A is a priced at $4 each and Brand B is priced at $6.50 each. If the store sold a total 26 brushes and took in $129 how many brushes of each type were sold?
tank you so much
Pilar W
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
1.- A 10% salt solution is to be mixed with a 20% salt solution to produce 30 gallons of a 12% salt solution.
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x, amount gallons of the 10%
30-x, amount of the 20%
Solve for x.
Answer by ikleyn(52787) (Show Source): You can put this solution on YOUR website!
.
There is entire bunch of lessons covering various types of mixture problems
- Mixture problems
- More Mixture problems
- Solving typical word problems on mixtures for solutions
- Word problems on mixtures for antifreeze solutions
- Word problems on mixtures for dry substances like coffee beans, nuts, cashew and peanuts
- Word problems on mixtures for dry substances like candies, dried fruits
- Word problems on mixtures for dry substances like soil and sand
- Word problems on mixtures for alloys
- Typical word problems on mixtures from the archive
- OVERVIEW of lessons on word problems for mixtures
in this site.
Read them and become an expert in solution the mixture word problems.
Also, you have this free of charge online textbook in ALGEBRA-I in this site
- ALGEBRA-I - YOUR ONLINE TEXTBOOK.
The referred lessons are the part of this online textbook under the topic "Mixture problems".
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