MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: R

There are no items in this cart.
Continue Shopping
Menu
rekha arora Grade:
        

Here is a question of speed ,time and distance...


The speed of a motor boat itself is 20 km/h and the rate of flow of the river is 4 km/h. Moving with the stream the boat went 120 km. What distance will the boat cover during the same time going against the stream?

8 years ago

Answers : (1)

Jitender Pal
askIITians Faculty
365 Points
										

Relative speed towards the stream of a boat


(20km/h+4km/h) X ( time)=120km


time= 120/24 h


time= 5 hrs


now relative speed against stream


(20-4)km/h X time = distance


16 km/h X 5 = distance


80 km


 

8 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies
  • Complete JEE Main/Advanced Course and Test Series
  • OFFERED PRICE: R 15,000
  • View Details
  • Complete JEE Main/Advanced Course and Test Series
  • OFFERED PRICE: R 15,000
  • View Details

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details