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A rail journey of $75 km$ costs Rs. 215. How much will a journey of $120 km$ cost?

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Rs 450

Rs 120

Rs 344

Rs 789

answer is C.

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Detailed Solution

Given,
Cost of rail journey of 75 km = Rs. 215
Cost of rail journey of 1km

= Rs . 21575

Multiplying the rail journey of 120km to the cost of rail journey of 1km,
Cost of rail journey of 120km,
Question Image

Thus, a journey of 120km will cost Rs 344, if a rail journey of 75km costs Rs 215.
Therefore, option 3 is correct.

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