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PUNE MCA Exam 2017 Question Paper with answers for online practice

Question : 28 of 41

Marks: +1, -0

The sum of the numbers of the line 200 is;

Solution:

Concept:

The sum of numbers in a row of Pascal’s triangle is a power of 2.

Explanation:

Consider row numbering starting with row 0 (the top row as “1”).

The sum of row

n

2^n

For “line 200” (row 200), the sum is

2^{200}

2^{200}

is an astronomically large number, far exceeding 8 million.

Thus, it does not fall into any of the given ranges (A, B, C).

Answer:

D. None

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