0

Guest

Courses New

In racing over a given distance d at a uniform speed A can beat B by 30 M ,B can beat C by 20 M and A can beat C by 48 m . Find D in metres? With Explanation

 In racing over a given distance d at a uniform speed A can beat B by 30 M  ,B can beat C  by 20  M and A can beat C by 48 m . Find D in metres?  With Explanation

Grade:9

1 Answers

Arun
25757 Points
4 years ago
Dear student
 
Let speed of A,B,C and D are a, b, c, d respectively.
 
D/a = D – 30/b           (i)
 
D/b = D – 20/c                (ii)
 
D/a = D – 48/c         (iii)
 
On solving
 
D = 300 metre
 
Hope it helps
 
Regards
Arun

Think You Can Provide A Better Answer ?

Other Related Questions on 9 grade maths

View all Questions »

View courses by askIITians

Design classes One-on-One in your own way with Top IITians/Medical Professionals

Click Here Know More

Complete Self Study Package designed by Industry Leading Experts

Click Here Know More

Live 1-1 coding classes to unleash the Creator in your Child

Click Here Know More

a Complete All-in-One Study package Fully Loaded inside a Tablet!

Click Here Know More