90% acid solution is diluted with water to make a solution 60% acid. When 3 gallons of water is added to dilute it again the solution becomes 40% acid. How much water was added to the solution at the first instance? How much 90% acid is available?

Q: Last year, the  average  American  used  167  disposable  water  bottles  (16.9  oz  or  0.132…

A: The cost of 1 bottle of water is $1.00The cost of 167 bottle of water is $1.00 times 167= $167

Q: Penelope had 1/3 of a pitcher of lemonade and 2/15 of a pitcher of apple juice remaining after her…

A:

Q: Ten full of walnut weigh 420 , where are the empty crate weigh 5 pound . How much do the walnut…

A: Given:  weight 10 full crate of walnut = 420 lbs. Weight of an empty crate = 5 lbs.     To…

Q: Chef carl needs at least 5 pounds of fruits to make muffins. Banana(b) costs php 10 per pound and…

A: cost of banana is php 10 per pound  Cost of strawberry is php 15 per pound Let x be the weight of…

Q: Mike lives twice as far from school as Maria does. If the total distance that Mike and Maria travel…

A: Let the distance of Maria from the school is x, then the distance of Mike from the school is 2x.…

Q: 1. Greg bought a laptop for Php28,000 and spent Php2,500 on its spares. He later sold it for…

A:

Q: Adam paid 2/5 of the total amount paid by Becca and Chloe. Chloe paid 10/21 of the total amount paid…

A:

Q: Richard Ebker has a part-time job at a fast food restaurant He works 19, hours each week. He earns…

A: Straight time pay is Total earning, which can be calculated using (Hourly rate * Total work hour)…

Q: At the local pet store zebra fish cost $1.90 each and neon tetras cost 2.20 each if erneston bought…

A: Given: One zebra fish cost = $1.90 One neon tetras cost = $2.20 Total bought fish = 11 Total bought…

Q: ZIA planned building was going to be 100 feet long, 75 feet ceep, and 30 feet hign. The owner…

A:

Q: Misty runs out of gas 2 blocks from 3 gas stations. She is running late for a hair appointment that…

A: Misty has $85 and she wants to fill only her tank.To Find:The cheapest cost to fill Misty's tank.

Q: A pharmacist is mixing a dose for a prescription. The prescription calls for a ratio of 3 parts…

A: We need to find out the water needed to have the same ratio.

Q: Silvia wants to mix a 40% apple juice drink with pure apple juice to make 2 L of a juice drink that…

A: Please refer the attached image for complete solution.

Q: They have raised 100$ for the project. The colored glass costs 5$ per square foot and the clear…

A: Given

Q: Jerry planted 25 acres of burley tobacco. Since he was able to do some of the work himself, it cost…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: COFFEE SHOP Chenoa-wants to stop for coffee on her way to school. The distance from Chenoa's house…

A:

Q: Matt and Kelly both purchased the same type mulch to be used in a garden. They both spent exactly…

A: Mensuration Question

Q: your office is participating in a charity event for a local food bank. You will be making cinnamon…

A: Explanation of the answer is as follows

Q: Many gas stations give a discount for using cash instead of a credit card. A gas station gives a…

A: Let the cost for 1 gallon be x.

Q: . If a seafood bisque recipe calls for 1 pint of sherry and yields 4 gallons, how many liters of…

A: