Mathematics, 15.11.2020 22:40 Xaviiier
PLEASE answer. I'm not very good at these kind of problems: Working alone, Dan can do a certain job in three hours and Stan can do the same job in two hours. At these rates, how long would it take Dan and Stan to do this job working together?
Answers: 2
Mathematics, 21.06.2019 14:10
1. during first 10 seconds 2. between 10 seconds and 35 seconds 3. during 35 seconds to 40 seconds
Answers: 1
Mathematics, 21.06.2019 17:30
Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?
Answers: 1
Mathematics, 21.06.2019 21:50
If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.
Answers: 3
PLEASE answer. I'm not very good at these kind of problems: Working alone, Dan can do a certain job...
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