Mathematics, 01.08.2019 06:00, etampus0220
Suppose that it takes john 9 hours to paint a barn if he works alone and it takes carl 6 hours to paint the same barn if he works alone. how long will it take them to paint the barn, in hours, if they work together?
Answers: 2
Mathematics, 21.06.2019 16:30, leenzazou98241
The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
Answers: 1
Mathematics, 21.06.2019 17:00, Michael845313
Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π
Answers: 3
Mathematics, 21.06.2019 17:30, jessied2000
What is not true about kl and mn? what is mn? (show your work)
Answers: 1
Suppose that it takes john 9 hours to paint a barn if he works alone and it takes carl 6 hours to pa...