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.

Q: Question: Jamboree and GMAT Club Contest Starts
QUESTION #10:
How many words (with or without meaning)F can be formed using all the letters of the word “SELFIE” so that the two E’s are not together?

 Option A:  660

 Option B:  600

 Option C:  500

 Option D:  300

 Option E:  240

A: Option E
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Q: Question: Find the sum lend at C.I. at 5 p.c per annum will amount to Rs.441 in 2 years?

 Option A: Rs.900

 Option B: Rs.800

 Option C: Rs.500

 Option D: Rs. 400

 Option E: Rs.200

A: Option D
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Q: Question: Find the compound interest on Rs. 10,000 in 2 years at 4% per annum, the interest being compounded half-yearly.

 Option A: Rs 824.32

 Option B: Rs 822.32

 Option C: Rs 825

 Option D: Rs 723

 Option E: Rs 624.32

A:
Option A
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