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: Evaluate combination
100C98=100!/(98)!(2)!

 Option A: 4950

 Option B: 1510

 Option C: 4170

 Option D: 3170

 Option E: None of these
Option A

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
Option A

Question: An order was placed for supply of carpeat of breadth 3 metres the length of carpet was 1.44 times of breadth. Subsequently the breadth and length were increased by 25 and 40 percent respectively. At the rate of Rs.45 per square metre, what would be the increase in the cost of the carpet?

 Option A: Rs.1020.6

 Option B: Rs.398.8

 Option C: Rs.437.4

 Option D: Rs.583.2

 Option E: Rs.354.6

Option C