dylanpalau dylanpalau
  • 23-12-2016
  • Mathematics
contestada

He runs 15 kilometers in 72 minutes what is his speed in kilometers per hour

Respuesta :

Mehek
Mehek Mehek
  • 23-12-2016
Set proportions:

15/72 = x/60

Cross multiply:

15 * 60 = 72 * x

900 = 72x

Divide

12.5 = x
Answer Link
Аноним Аноним
  • 23-12-2016
X=12.5 is your answer i think!
Answer Link

Otras preguntas

how many times will 70 divide by 2
How can fact families and multiplication facts help you divide
How did the United States acquire part of Samoa?
Compare and contrast Social Darwinism and the Gospel of Wealth. Who was the principal proponent of the latter?
what multiplacated by something equals 224
what do wo factor 4x+20y ?
If you are driving at a rate of 55 miles per hour, about how many feet per second are you traveling?
How was the family central to the Puritan community?
In the proportion 2/h=k/10, what happens to the value of h as the value of k decreases?
What is 397,506 rounded to the nearest ten-thousand?