Question

a new building needs 140 windows the windows has already instaled 35 windows if every window take 4 hours to instaled then how long will it take for him to instal the remainig windows?​

Answer 1

Answer:

17.5 days

Step-by-step explanation:

140-35 = 105

each take 4 hours

105x4=420 hours

420/24=17.5 days

Answer 2

Concept

Building walls typically have windows installed as vented barriers for ventilation. They make it simple and clear for individuals to see out the window. Windows provide for the admission of natural light, air, or stargazing and can enhance the attractiveness of structures.

Given

A new building needs $140$ windows the windows has already installed $35$ windows if every window take $4$ hours to install.

To Find

We have to find the time taken to install remaining windows.

Solution

According to the problem,

Remaining windows are $=140-35=105$

Time taken to install one window is $4 hrs$.

Therefore time taken to install remaining window is $=105*4=420hrs$.

Hence, ime taken to install remaining window is $420hrs$.

#SPJ2