aaa
i will answer u if u can help me beautiful
Na help me first
ok cool babe
there is a web site
did u find what u are looking for
Let T be the time, in hours, spent ying at 600 mph. In the mid- dle of the ight, after the rst half hour and before the last half hour, the plane travels a distance of 600 T miles. In the rst half hour, the plane travels 300( 1 2 ) = 150 miles. In the last half hour, the plane travels 300( 1 2 ) = 150 miles. So the total distance traveled is 2100 = 150 + 600 T + 150 = 300 + 600 T . Solving this equation for T, we get 2100
total distance =d1(first hour) +d2 (middle)+d3(last hour) speed=distance/time,distance =speed *time \(\large\tt \color{black}{6300=d_1+d_2+d_3}\) \(\large\tt \color{black}{6300=s_1\times t_1+s_2\times t_2+s_3\times t_3}\) \(\large\tt \color{black}{6300=300\times \dfrac{1}{2}+600\times t_2+300\times \dfrac{1}{2}}\) \(\large\tt \color{black}{6300=150+600\times t_2+150}\) \(\large\tt \color{black}{6000=600\times t_2}\) \(\large\tt \color{black}{ t_2=10}\) \(\large\tt \color{black}{total~time=t_1+t_2+t_3}\) \(\large\tt \color{black}{t=\dfrac{1}{2}+10+\dfrac{1}{2}}\) \(\large\tt \color{black}{t=11~~hrs}\)
wait but I got 11.5..? @mathmath333
guessed
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