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: which no. need to add to 859622 to get a number exactly divisible by 456?

 Option A: 345652

 Option B: 547678

 Option C: 356789

 Option D: 778990

 Option E: 859622
answer:
Option E


question:
Question: Two trains are moving at 60 kmph and 70 kmph in opposite directions. Their lengths are 150 m and 100 m respectively. The time they will take to pass each other completely is?

 Option A: 5 sec

 Option B: 6 sec

 Option C: 7 sec

 Option D: 8 sec

 Option E: 9 sec
answer:
Option C


question:
Question: When a random experiment is conducted, the probability that event A occurs is 1/6. If the random experiment is conducted 4 independent times, what is the probability that event A occurs exactly twice?

 Option A: 17/216

 Option B: 19/216

 Option C: 23/216

 Option D: 25/216

 Option E: 35/216
answer:

Option D