Mathematics, 15.02.2020 16:06 noahdavis58
A can do a piece of work in 4 hours and B can do it in 6 hours. How much time would they take working together to finish the work?
Answers: 3
Mathematics, 21.06.2019 23:30
If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p
Answers: 2
Mathematics, 22.06.2019 02:20
The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?
Answers: 2
A can do a piece of work in 4 hours and B can do it in 6 hours. How much time would they take workin...
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