Since a long-distance runner’s endurance is typically greater than anyone in the general population, it is surprising that their life-expectancy is not longer as well. a. Since a long-distance runner’s endurance is typically greater than anyone in the general population, it is surprising that their ...

If the square root of p2 is an integer, which of the following must be true? I. p2 has an odd number of factors II. p2 can be expressed as the product of an even number of prime factors III. p has an even number of factors Here is explanation from Manhattan GMAT CAT: If the square root of p2 is an i...

Thank you very much Ron!