Question

3. The distance between Akash's school and home is 2 km 385 m. Everyday, he
walks to and from the school, Calculate the total distance walked by him from
Monday to Friday​

Answer 1

Answer:

Step-by-step explanation:

Total distance between Akash's school and home = 2 km 385 m Distance covered by him in one day =(2 km 385 m) ×2=4 km 770 m Number of days from Monday to Friday = 5 ∴ Total distance covered by Akash in 5 days =(4 km 770 m) ×5 = 23 km 850 m

Answer 2

Answer:

Step-by-step explanation:

We know that velocity is  

dt

dx

​  

=v=4t so dx=4tdt

integrating both sides we get ∫  

x  

1

​  

 

x  

2

​  

 

​  

dx=∫  

t=2

t=4

​  

4tdt

or displacement =x  

2

​  

−x  

1

​  

=2t  

2

∣  

2

4

​  

=2(16−4)=24m