Home
Class 14
MATHS
Two men P and Q start a journey form ...

Two men P and Q start a journey form same place at a speed of 3 km/hr and `3 1/2` km/hr respectively. If they move in the same direction then what is the distance between them after 4 hours? `3\ k m` b. `2\ k m` c. `2 1/2k m` d. `1/2k m`

A

3 km

B

`2 (1)/(2)`

C

2 km

D

`3 (1)/(2)` km

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • PRACTICE SET-4

    UPKAR PUBLICATION |Exercise PART-III QUANTATIVE APTITUDE|50 Videos

  • PRACTICE SET-7

    UPKAR PUBLICATION |Exercise PART-III (QUANTITATIVE APTITUDE)|50 Videos

Similar Questions

Explore conceptually related problems

Two men P and Q start a journey form same place at a speed of 3km/hr and 3(1)/(2)km/hr respectively.If they move in the same direction then what is the distance between them after 4 hours? 3backslash km b.2backslash km c.2(1)/(2)km d.(1)/(2)km

Two cars, X and Y, travel from A to B at average speeds of 50 km/hr and 75 km/hr respectively. If X takes 2 hours more than Y for the journey, then the distance between A and B in km is ______

Knowledge Check

  • A and B are standing at place "P". They start moving in the opposite directions at the speed of 5 km ph and 4 km ph respectively. What · will be the distance between them after 3 hours?

    A
    3 kms
    B
    21 kms
    C
    18 kms
    D
    27 kms

  • Two cars start from the same place at the same time at right angles to each other. Their speeds are 54 km/hr and 72 km/hr, respectively. After 20 seconds the distance between them will be:

    A
    720 m
    B
    480 m
    C
    500 m
    D
    540 m

  • Two toy cars X and Y run at average speed of 0.5 km/hr and 1.5 km/hr respectively. If car X moves in South direction and toy Y in East direction beginning from the same origin at the same time, what will be the distance between the two after 4 hours?

    A
    7 km
    B
    `2sqrt(10)` km
    C
    `sqrt(39)` km
    D
    `sqrt(19)` km

    • Similar Questions

    Explore conceptually related problems

    The Ghaziabad-Hapur-Meerut EMU and the Meerut-Hapur-Ghaziabad EMU start at the same time from Ghaziabad and Meerut and proceed towards each other at 16 km/hr and 21 km/hr respectively. When they meet, it is found that one train has travelled 60 km more than the other. The distance between two stations is 440 k m b. 444 k m c. 445 k m d. 450 k m

    X, Y and Z travel from the same place with uniform speeds 4 km/hr, 5 km/hr and 6 km/hr. respectively. Y starts 2 hours after X. How long after Y must Z start in order that they overtake X at the same instant ?

    A student goes to school at the rate of 2 1/2 km/h and reaches 6 min late. If he travels at the speed of 3km/h he is 10 min early. What is the distance to the school ? a. 5km b. 1 km c. 3 1/4k m d. 3 1/2k m

    Mohan and Sohan walk at average speed of 1 km/hr and 1.5 km/hr respectively. If Mohan walks in South direction and Sohan in East direction beginning from the same origin at the same time, what will be the distance between the two after 6 hours?

    Two buses travel to a place at 45 km/hr, and 60 km/hr. respectively. If the second bus takes 5(1)/(2) hours less than the first for the journey, the length of the journey is

    Home
    Profile