Answer:
4/7
Step-by-step explanation:
2/7 x 3= 6/7. 6/7× 2/3=4/7
To turn a decimal into a percent, multiply it by 100:

5.4 is equal to 540%.
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Answer:
plane b is going faster. X axis is always time, leaving Y axis to be distance. B goes up the Y axis more with less X axis. B is faster.