Question

A man covers 300 km distance by train, bus, and car in
ratio 12:8:5. Fairs of these vehicle are in ratio 2:3:6
respectively. If man can travels 1 km by bus for 0.60.
then for covering hole distance. How much money he
have to expend for fairs,
​

Answer 1

Answer:

Step-by-step explanation:

Let, the speed of train be x & speed of bus be y.

Speed=  

Time

Distance

​

 or T=  

S

D

​

 

4=  

x

60

​

+  

y

240

​

 ………….(1)

4 hr 10 min=  

x

100

​

+  

y

200

​

 ………..(2)

(1)×5

20=  

x

300

​

+  

y

240×S

​

 

(2)×3

62

25×3

​

=  

x

300

​

+  

y

600

​

 

20−  

2

25

​

=  

y

1200

​

−  

y

600

​

 

2

15

​

=  

y

600

​

 

y=80 km/ph

4=  

x

60

+  

80

240

​

 

x=60 km/ph.