fatboysisi45 fatboysisi45

23-02-2022
Mathematics

contestada

3.4 Six men can build 150 m of wall in ten hours. How many men are needed to build a
200 m wall in four hours?

Respuesta :

rianapasculove rianapasculove

23-02-2022

Answer:

20 men

Step-by-step explanation:

6*10=60 man hours to build 150 m

60/150=2/5 man hours per m

200*2/5=80 man hours

80/4 =20 men

Answer Link

Otras preguntas

why does alaska have really long days during some times of the year and really short days during other times?

Write the quadratic equation whose roots are-1 and 6, and whose leading coefficient is 4 (Use the letter to represent the variable.)?=0

A 430 g football is lying on the ground, then is kicked and is moving at 25 m/s. If the duration of the impact was 0.0010 s, what was the average force on the b

A 430 g football is lying on the ground, then is kicked and is moving at 25 m/s. If the duration of the impact was 0.0010 s, what was the average force on the b

6.___He journeyed to the court of the great Kublai Khan, returning to Europe after seventeen years.

what is a subspecies?

what is the difference between a moth and a butterfly?

A 430 g football is lying on the ground, then is kicked and is moving at 25 m/s. If the duration of the impact was 0.0010 s, what was the average force on the b

do two-headed snakes really exist?

Write the quadratic equation whose roots are-1 and 6, and whose leading coefficient is 4 (Use the letter to represent the variable.)?=0