Category: Mathematics
Solution: How many of each strength must he use to produce mixture of 60 cubic meters?
Solution: What is the percent concentration of salt in the mixture?
Solution: How much earth can each power shovels remove in 1 hour working alone?
Solution: How long will it take both crews to finish the same job, working together?
Solution: How many days will it require for the son to plow the field alone?
Solution: What fraction of the yard can they mow in 1 hour if they work together?
Solution: How long would it take Cathy to do it alone?
Solution: In how many days can all of them do the work together?
