HanifahA
HanifahA HanifahA
  • 03-02-2018
  • Mathematics
contestada

Jake and Lisa walk a rate of 9 kilometers per hour for 1 1/4 hours [5/4 in improper fraction form] and 6 kilometers per hour for 15 minutes. What is their average speed?

Respuesta :

dannielle
dannielle dannielle
  • 03-02-2018
their average speed is (9+6)/(5/4+1/4)=15:6/4=15*4/6=60/6=10 km / h
Answer Link

Otras preguntas

Serena is mixing a material into a beaker filled with a liquid. She notices that the material seems to disappear into the liquid. What physical property of the
Normal Distribution Question?
find the 19th term of the arithmetic sequence d=5 a1=2
is the structure of words. Typology Morphology Algology Etymology​
(from the article, "Walking makes us healthier, happier and brainer") There is substantial data showing that walkers have lower rates of Depression O Extraversi
Can someone help me with this question?
PLZ HURRY!! if you were to interview Malala, what 2 interview questions would you ask and why would you ask them. provide two pieces of evidence from the text t
B) Plot the point B(2,-2) and C(-3,0) on the grid.
Answer 16-20 please, please do not comment nonsense if not you will be reported. The first accurate and correct answer gets brainliest
how do I get the answer for this?​