Integer x is equal to the product of all even numbers from 2 to 60, inclusive. If C is the smallest prime number that is also a factor of x-1, then which of the following expressions must be true?
Answers:
A) 0<y<4
B) 4<y<10
C) 10<y<20
D) 20<y<30
E) y>30
C Smallest prime factor is greater than 29. So answer is y&gt;30
<result>E</result>
Integer x is equal to the product of all even numbers from 2 to 60, inclusive. If C is the smallest prime number that is also a factor of x-1, then which of the following expressions must be true?