Question 50 (Case Based Question) - CBSE Class 12 Sample Paper for 2022 Boards (MCQ Based - for Term 1) - Solutions of Sample Papers and Past Year Papers - for Class 12 Boards

Last updated at July 18, 2026 by Teachoo

The total cost of the train to travel 500 km at the most economical speed is:

(a) ₹ 3750 (b) ₹ 75000 (c) 7500 (d) 15000

Ques 50 (Case Based) - The total cost of train to travel 500km at most - CBSE Class 12 Sample Paper for 2022 Boards (MCQ Based - for Term 1)

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Transcript

Question 50 The total cost of the train to travel 500 km at the most economical speed is: (a) ₹ 3750 (b) ₹ 75000 (c) 7500 (d) 15000 Now, Total Cost = 𝟑𝟕𝟓/𝟒 𝒗 + 𝟔𝟎𝟎𝟎𝟎𝟎/𝒗 Putting v = 80 = 𝟑𝟕𝟓/𝟒 × 𝟖𝟎 + 𝟔𝟎𝟎𝟎𝟎𝟎/𝟖𝟎 = 7500 + 7500 = Rs 15,000 So, the correct answer is (d)

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