algebra

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a commerical jet and a private plane leave the same airport at the same time traveling in opposite directions at average speeds of 880km/h and 450km/h respectively. in how many minutes will they be 1463 km apart.

• algebra -

total speed apart = 1330 km/hr
t = 1463/1330 = 1.1 hr * 60 = 66 minutes

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