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.
--------
Question: Question: The average price of 10 oranges is Rs. 12 while the average price of 8 of these oranges is Rs. 11.75. Of the remaining two oranges, if the price of one orange is 25% more than the price of the other, what is the price of each of these two oranges?

 Option A: Rs 11.5, Rs 14.5

 Option B: Rs 8, Rs 12

 Option C: Rs 10, Rs 16

 Option D: Rs 12, Rs 14

 Option E: None of these

Answer: Option A


Question: Question: A circular swimming pool is surrounded by a concrete wall 4 feet wide.if the area of the wall is 11/25 of the area of the pool, then the radius of the pool in feet is?

 Option A: 22

 Option B: 20

 Option C: 9

 Option D: 8

 Option E: 1

Answer: Option B


Question: Question: A girl walks at a speed of 5 kmph. How much time does he take to walk a distance of 30 km?

 Option A: 10hrs

 Option B: 2hrs

 Option C: 3hrs

 Option D: 5hrs

 Option E: 6hrs

Answer:
Option E