Answer:
6080 cm OR 60.8m
Step-by-step explanation:
75 x 40 = 3000 cm
77 x 40 = 3080 cm
They are moving in perfectly opposite directions, which makes a straight line.
3000 + 3080 = 6080 cm = 60.8m
Answer:
![\frac{-55}{63}](https://tex.z-dn.net/?f=%5Cfrac%7B-55%7D%7B63%7D)
Step-by-step explanation:
![=\frac{2}{21}(\frac{-3}{13})-\frac{7}{9}-\frac{2}{21}(\frac{10}{13})](https://tex.z-dn.net/?f=%3D%5Cfrac%7B2%7D%7B21%7D%28%5Cfrac%7B-3%7D%7B13%7D%29-%5Cfrac%7B7%7D%7B9%7D-%5Cfrac%7B2%7D%7B21%7D%28%5Cfrac%7B10%7D%7B13%7D%29)
![=\frac{-2}{91}-\frac{7}{9}-\frac{2}{21}(\frac{10}{13})](https://tex.z-dn.net/?f=%3D%5Cfrac%7B-2%7D%7B91%7D-%5Cfrac%7B7%7D%7B9%7D-%5Cfrac%7B2%7D%7B21%7D%28%5Cfrac%7B10%7D%7B13%7D%29)
![=\frac{-2}{91} +\frac{7}{9} -\frac{2}{21} (\frac{10}{13})](https://tex.z-dn.net/?f=%3D%5Cfrac%7B-2%7D%7B91%7D%20%2B%5Cfrac%7B7%7D%7B9%7D%20-%5Cfrac%7B2%7D%7B21%7D%20%28%5Cfrac%7B10%7D%7B13%7D%29)
![=\frac{-655}{819}-\frac{2}{21} (\frac{10}{13} )](https://tex.z-dn.net/?f=%3D%5Cfrac%7B-655%7D%7B819%7D-%5Cfrac%7B2%7D%7B21%7D%20%28%5Cfrac%7B10%7D%7B13%7D%20%29)
![=\frac{-655}{819}-\frac{20}{273}](https://tex.z-dn.net/?f=%3D%5Cfrac%7B-655%7D%7B819%7D-%5Cfrac%7B20%7D%7B273%7D)
![=\frac{-55}{63}](https://tex.z-dn.net/?f=%3D%5Cfrac%7B-55%7D%7B63%7D)
Answer:
c. 21/25, 0.94, 0.95
Step-by-step explanation:
21/25 = 0.84
I am not sure of the correct answer but cross multiply to find which has the bigger number and smallest to put them in order.
139b + 1.29b = 50.73
2.49m + 2.69m = 51.63