You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

[EX Q]: Question: The product of the prime integers between 23 and 35, inclusive, is:

 Option A: 50! – 40!

 Option B: 99,029

 Option C: 2,303

 Option D: 22,011

 Option E: 2,000
[EX A]: Option D

[EX Q]: Question: A sum of Rs.4800 is invested at a compound interest for three years, the rate of interest being 10% p.a., 20% p.a. and 25% p.a. for the 1st, 2nd and the 3rd years respectively. Find the interest received at the end of the three years?

 Option A: Rs.3129

 Option B: Rs.3120

 Option C: Rs.3108

 Option D: Rs.3106

 Option E: Rs.3127
[EX A]: Option B

[EX Q]: Question: On the xy co-ordinate plane, point C is (5,-1) and point D is (-1,2.5). The point on line segment CD that is twice as far from C as from D is:

 Option A: (1,-1

 Option B: (1,1

 Option C: (2,0.25

 Option D: (3,0.5

 Option E: (3,1
[EX A]:
Option C