Correct Answer: 360
Explanation:
Let the number be N . Then, 1/4 of 1/3 of 1/2 of N = 15 ⇒ 1/4 x 1/3 x 1/2 x N = 15 ⇒ N/24 = 15 ⇒ N = 24 x 15 = 360 .