juels38 juels38
  • 25-02-2018
  • Mathematics
contestada

im having trouble with this word problem. A train travels 160 km in the same time that a plane covers 720 km. if the speed of the plane is 20 km per hour less than 5 times the speed of the train, find both speeds. Not sure how to solve.

Respuesta :

agibbs5 agibbs5
  • 25-02-2018
Plane is traveling at 780km
Answer Link

Otras preguntas

What is the earliest known civilizations in the Americas and where was it located
What is the estimate of 137,638 plus 52,091
what is 6 to the 2nd power ÷ 2(3)+4
What is the value of expression? 5−8 • 5−4 a. 532 b. 54 c. 5−4 d. 5−12
The part of the ear where sound wave compressions and rarefactions cause the eardrum to vibrate is the?
how did John Brown's Raid frighten many Southerners?
Which expression is equivalent to the given expression? 19x–23x a. x(23–19) b. 19(x–23) c. 19x(1–23x) d. x(19–23)
What determines the atomic number of an atom?
Bacteria are the most common example of exponential growth. Research and find a bacterium that grows each hour exponentially and determine how much it grows per
What kind of molecule is formed when many disaccharide molecules are combined