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: A bag contains 12 red marbles. If someone were to remove 2 marbles from the bag, one at a time, and replace the first marble after it was removed, the probability that neither marble would be red is 49/64. How many marbles are in the bag?

Option A: 24

Option B: 48

Option C: 60

Option D: 96

Option E: 84
[EX A]: Option D

[EX Q]: Question: Lagaan is levied on the 60 percent of the cultivated land. The revenue department collected total Rs. 3,44,000 through the lagaan from the village of Mutter. Mutter, a very rich farmer , paid only Rs.480 as lagaan. The percentage of total land of Mutter over the total taxable land of the village is:

Option A: 0.23255

Option B: 0.14544

Option C: 0.25632

Option D: 0.35466

Option E: 0.63435
[EX A]: Option A

[EX Q]: Question: A can finish a piece of work in 4 days. B can do it in 12 days. They work together for two days and then A goes away. In how many days will B finish the work?

Option A: 4 DAYS

Option B: 5 DAYS

Option C: 6 DAYS

Option D: 7 DAYS

Option E: 8 DAYS
[EX A]:
Option A