dpaul5944 dpaul5944
  • 15-03-2024
  • Mathematics
contestada

The ratio between the speeds of two trains is 7: 8. If the second train runs 440 km in 4 hours, then the speed of the first train is______

Respuesta :

Otras preguntas

Pax Romana definition
Why did the united states form the southeast asia treaty organization in 1954?
How did the women's movement of the 60's and 70's begin?
Why is radian measure used in Geometry?
Which of the following expressions represents the GCF of 20 and 38? A. 2 B. 22 · 5 · 19 C. 22 D. 23 · 5 · 19
1. Choose the correct simplification of the expression −5x2(4x − 6x2 − 3). 30x4 − 20x3 + 15x2 −11x4 − x3 − 8x2 −30x4 + 20x3 − 15x2 30x4 + 20x3 + 15x2 2. Sim
Which of these historians was one of the first to emphasize documented facts over unverifiable stories
Read the passage. Which sentence from the text best expresses the author's opinion of the Seneca Falls Convention? "The Seneca Falls Convention was the first
Brooke is a Ph.D. candidate in the field of nanophysics. She is aware that only 4 percent of physics professionals are women. Many assume this is due to women h
What values of a make the equation have non real solution?