briannagallo9610 briannagallo9610
  • 14-01-2019
  • Mathematics
contestada

A person on a moving sidewalk travel 21 feet on 7 seconds. The moving sidewalk has a length of 180 feet. How long with it take to move from one end of the sidewalk to the other

Respuesta :

helpguru
helpguru helpguru
  • 14-01-2019
21 feet requires = 7 seconds
1 feet requires = 7/21 seconds

180 feet requires
= (7/21)*180
= (1/3)*180
=60 seconds
= 1 minute

Answer Link

Otras preguntas

What is 4.9186 round to the nearest tenth
Factor using the gcf : 6x^3-9x^2+12x
What type of rock does preexisting rock become
a chemist pours 3/10 liters of liquid into a beaker then h add 8/100 liters of another liquid to the same beaker. What is the total amount of liquid in the beak
How to solve 5/6k=1/6
I need a good topic sentence for my essay about life experiences. I wanted to talk about trust on people or a recent break up but I have no idea what to start w
what number can you use to divide 47.5 over 190 when reducing and what number can you use  to divide 100 over 400 whe dividing
Factor using the gcf : 6x^3-9x^2+12x
Find the mistake Cu(NO3)2(s) + CuO(s) → 2NO(g) + O3(g)
If a hot dog cost $2.99 and 7% tax how much is one hot dog