3of 6 ryan and mary are both travelling by train. ryan's train travels 80 km in 50 minutes. mary's train travels 270 km. it leaves at 13: 10 and arrives at 15: 25. work out the difference, in km/h, between the average speed of their trains. km/h

first one is a: renaming a fraction. second one is c: de-c

step-by-step explanation:

my explanation is that these were the answers on edg : )

other answer is correct. i had used the radius of the radius somehow. a website:

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step-by-step explanation:

step-by-step explanation:

at each of the parallel lines adjacent angles are supplementary. the angles have special names identifying their positions with respect to the parallel lines and transversal. they are corresponding angles, alternate interior angles, or alternate exterior angles. an angles is congruent to its matched angle.