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.

[EX Q]: Question: A can run 192 metre in 28 seconds and B in 32 seconds. By what distance A beat B?

 Option A: 38 metre

 Option B: 28 metre

 Option C: 24 metre

 Option D: 15 metre

 Option E: 28 metre
[EX A]: Option C

[EX Q]: Question: The sector of a circle has radius of 42 cm and central angle 135o. Find its perimeter?

 Option A: 91.5 cm

 Option B: 92.2 cm

 Option C: 28.9 cm

 Option D: 29.2 cm

 Option E: 183 cm
[EX A]: Option E

[EX Q]: Question: 69 laboratories raise the bacterium, the laboratory have 48 culture dishes on average, which has about 25,075 bacteria each. How many bacteria are there approximately?

 Option A: 10^7

 Option B: 10^8

 Option C: 10^9

 Option D: 10^10

 Option E: 10^11
[EX A]:
Option A