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: The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 9 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team?

Option A: 23 years

Option B: 24 years

Option C: 25 years

Option D: 26 years

Option E: 27 years
Option D

Question: Bat is bought for Rs.400 and sold at a gain of 20% find its selling price?

Option A: Rs.320

Option B: Rs.350

Option C: Rs.370

Option D: Rs.480

Option E: None of these
Option D

Question: If the least common multiple of two prime numbers x and y is 10, where x > y, then the value of 2x + y is

Option A: 7

Option B: 9

Option C: 11

Option D: 12

Option E: 21
Option D