instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: given that p is a positive even integer with a positive units digit , if the units digit of p ^ 3 minus the units digit of p ^ 2 is equal to 0 , what is the units digit of p + 4 ?
answer:
10


question:
Problem: three 7 faced dice are thrown together . the probability that all the three show the same number on them is ?
answer:
1 / 49


question:
Problem: calculate the amount that an investor needs to be invest to earn $ 1005 in interest in 12 months if the investor plans to invest x dollars in a savings account that pays interest at an annual rate of 11 % compounded semi - annually ?
answer:

8900