Please explain how to solve this and best answer will be awarded to most helpful explanation. Thank you.
How many gallons of a 30% acid-solution must be added to how many gallons of a 70% acid-solution to make 50 gallons of a 40% acid-solution?
A 10% alcohol solution and a 40% alcohol solution are mixed to form 80ml of a 35% solution. How much of each mixture was needed?
Thank you4 AnswersMathematics2 months ago
A home shampoo and conditioner mix in a five gallon tub is 3:4 parts shampoo to conditioner. How much shampoo do you need to add to this mix to make it 4:1 parts shampoo?
What is the correct answer and how do you work it out. Best answer awarded to most helpful. Thank you.3 AnswersMathematics2 months ago
A man has a punch for his party(7 gallons)which is 1:1 Whiskey to Fruit Juices
He wants to make it weaker and have more of it.
How much fruit juice does he need to add to make a mix with a whiskey to mixer ratio of 2:5 and how much of the punch will he have in the end?
Please show working out and correct answer. Best answer awarded to most helpful.3 AnswersMathematics2 months ago
Please explain how to solve this question. Best answer awarded to most helpful. Thank you.
You have a jar full of pennies, 5p's and 50p's. You have 61 more pennies than 5p's and 42 more pennies than 50p's. There are 128 coins that add up to a total of £19.07.
How many of each coin is there?1 AnswerMathematics3 months ago
David can run a mile in 7 minutes and 40 seconds. With this information, how far could David run in an hour if he could maintain the same speed for an hour and what is David's speed in miles per minute?
Best answer awarded to most helpful. Thank you.2 AnswersMathematics5 months ago
John received change worth $13. He received 10 more dimes than nickels and 22 more quarters than dimes. How many coins of each did he receive?
Could you please give different examples of how to solve this using algebra? Best answer awarded to most helpful. Thank you.6 AnswersMathematics5 months ago
Two cars start directly toward each other at the same time from towns which are 280 miles apart. They meet after 4 hours. one car travels 40 mph faster that the other car. Find the speed of each car.
How do you solve this and what is the correct answer? Best answer awarded to most helpful answer. Thank you.3 AnswersMathematics5 months ago
A train takes 5 seconds to pass an electric pole. If the length of the train is 120 meters, the time taken by it to cross a railway platform 180 meter long is?
Please explain how to solve this and what the correct answer is. Best answer awarded to most helpful. Thank you.3 AnswersMathematics6 months ago