How many such letters are there in the following string, each of which is followed by a number? 8 W H 6 T 8 4 G 9 E R 6 K 5 L Q 7 U P 3

Refer to the given letter, number and symbol series and answer the question that follows. Counting is to be done from left to right only. (Left) F 5 @ £ T 7 Y € V D © 3 € 6 % X 1 Z £ € G * (Right) If all the numbers are dropped from the series, which of the following will be sixth from the left?

Refer to the following number and symbol series and answer the question that follows. Counting is to be done from left to right only. All numbers are single-digit numbers. (Left) 9 1 @ $ 5 1 # 5 9 $ 1 & 4 + 7 = ! 5 & 4 ? (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by another number?