1
una persona camino 52km en un día
Cuanto recorre esta persona en
una semana

What is best way to getting answer for my exam is

Suppose a pendulum is l meters long. the time,t,in seconds that it tales to swing back and forth once is given by t=2.01

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?