App Logo

No.1 PSC Learning App

1M+ Downloads
How many 7's are there in the following number sequence which are immediately preceeded by 5 but not immediately followed by 3? 3 7 5 7 4 5 7 3 9 7 5 8 7 7 8 9 7 1 5 7 6 5 7 4 3 7 5 7 3 8

A2

B3

C4

D1

Answer:

B. 3

Read Explanation:

3 7 [5 7] 4 5 7 3 9 7 5 8 7 7 8 9 7 1 [5 7] 6 [5 7] 4 3 7 5 7 3 8


Related Questions:

Some boys are standing in a Queue. If the tenth boy from behind is 5 behind the 12th boy from the front how many are there in the queue.
Which letter in the word CYBERNETICS occupies the same position as it does in the English alphabet?
Seven people, L, M, N, O, P, Q, and R are sitting in a row, facing north. Only two people sit to the left of L. Only three people sit between L and P. M sits second to the right of L. Only two people sit between M and Q. R sits at some place to the right of O but at some place to the left of N. How many people sit to the right of R?
4 people A, B, C and D are sitting in a straight line, facing north. A and C are not sitting adjacent to each other, while C and B are sitting adjacent to each other. Which of the following sitting arrangements is NOT possible?
Five sisters viz. Neha, Komal, Radhika, Sapna and Parul were ranked based on their professional positions. Neha is ranked second. Komal is at the highest position among all. Sapna is ranked only above Radhika. Who among the following got 3rd rank?