instruction:
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: By selling 12 toffees for a rupee, a man loses 20%. How many for a rupee should be sell to get a gain of 20%?

 Option A: 5

 Option B: 8

 Option C: 10

 Option D: 15

 Option E: 20
answer:
Option B


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 gives B a start of 10 metres in a 100 metre race and still beats him by 1.25 seconds. How long does B take to complete the 100 metre race if A runs at the rate of 10 m/sec?

 Option A: 8 seconds

 Option B: 10 seconds

 Option C: 16.67 seconds

 Option D: 12.5 seconds

 Option E: None
answer:

Option D