Challenger App

How many such numbers are there in the series each of which is immediately preceded by an even number and also immediately followed by an even number?

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) # 9 3 6 9 & & © 9 € 9 8 © 4 $ # 3 4 $ * € £ (Right) How many such symbols are there which are immediately preceded by a number and also immediately followed by a symbol?

This question is based on the five, three-digit numbers given below.

(Left) 169 837 576 268 715 (Right)

(Example- 697 – First digit = 6, second digit = 9 and third digit = 7) (NOTE: All operations to be done from left to right.)

If all the numbers are arranged in ascending order, the position(s) of how many numbers will remain unchanged?