Question

a rail journey of 50km costs ₹160 ? how much will journey of 80 km cost?​

Answer 1

Answer:

50km =RS. 160

80km=80×160÷50

=12800÷50

=256

ans =RS 256

Answer 2

The rail journey of 80 km costs ₹ 256

Given :

A rail journey of 50 km costs ₹ 160

To find :

The cost of rail journey of 80 km

Solution :

Step 1 of 2 :

Form the equation

Here it is given that the rail journey of 50 km costs ₹ 160

Let cost of rail journey of 80 km = ₹ x

By the given condition

80 : x = 50 : 160

Step 2 of 2 :

Find the required cost of the journey

$\displaystyle \sf{ 80 : x = 50 : 160 }$

$\displaystyle \sf{ \implies \frac{80}{x} = \frac{50}{160} }$

$\displaystyle \sf{ \implies 50x = 80 \times 160 }$

$\displaystyle \sf{ \implies x = \frac{80 \times 160}{50} }$

$\displaystyle \sf{ \implies x = 256}$

Hence the rail journey of 80 km costs ₹ 256