How many positive integers n are there such that n is a multiple of 5 , and the least common multiple of 5 ! and n equals 5 times the greatest common divisor of 10 ! and n ?
Answer Choices
A. 12
B. 24
C. 36
D. 48
E. 72
How many positive integers n are there such that n is a multiple of 5 , and the least common multiple of 5 ! and n equals 5 times the greatest common divisor of 10 ! and n ?
Answer Choices
A. 12
B. 24
C. 36
D. 48
E. 72