On the basis of following arrangement give answer
7, 8, 9, 7, 6, 5, 3, 4, 2, 8, 9, 7, 2, 4, 5, 9, 2, 9, 7, 6, 4, 7
1. How many 7s are preceded by 9 and followed by 6
(A) 2
(B) 3
(C) 4
(D) 5
2. Which figure has equal frequency?
(A) 2, 5, 3
(B) 2, 4, 5
(C) 3, 7, 5
(D) 8, 6, 5