instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: of the seven - digit positive integers that have no digits equal to zero , how many have two digits that are equal to each other and the remaining digit different from the other two ?
answer:
152409600


question:
Problem: in a village of 2,500 people , 800 people are over 70 years old and 850 people are female . it is known that 40 percent of the females are younger than 70 years old . if no one in the village is 70 years old , what is the probability that a person chosen at random is either a male or younger than 70 years old ?
answer:
199 / 250


question:
Problem: 9.99 x 9.9 x 9 ÷ 9.9 ÷ 0.3 = ?
answer:

3.33