Discussion

Explanation:

Let Romit score l and v marks in Logical Analysis and Verbal English respectively.

∴ l + v + 70 = 210

∴ l + v = 140           …(i)

Now, l3 = v2 + 5   ...(ii)

Solving i and ii, we get,

l = 90, and v = 50

Hence, required difference = 70 – 50 = 20

Hence, option (c).

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