Challenger App

No.1 PSC Learning App

1M+ Downloads

Study the given letter, symbol series and answer the question that follows.

# 91@4*7^53#91<54@3S#2*6!42&9<36#2%2@7

If all even numbers in the given series are replaced with a number which is prime and even, how many numbers are there in the resultant series which are immediately preceded by a prime number and immediately followed by a symbol?

A4

B5

C2

D3

Answer:

A. 4

Read Explanation:

After applying the transformation, 4 numbers meet the criteria of being immediately preceded by a prime number and immediately followed by a symbol.


Related Questions:

image.png
If each of the digits in the number given below is arranged in the descending order from left to right, what will be the sum of the digits that are second from the left and third from the right in the new number thus formed? (Left) 259812357 (Right)
image.png
Each vowel in the word 'EXPLAIN' is changed to the letter following it in the English alphabetical order and each consonant is changed to the letter preceding it in the English alphabetical order. If each letter, thus formed, is arranged in alphabetical order, which letter will be third from the right end?

A statement is given followed by two arguments I and II. Read the statement and the arguments carefully and select the appropriate answer from the given options.

Statement:

Apartment complexes have decided to charge a heavy penalty on residents who do not segregate their dry waste and wet waste.

Arguments:

I. The government has mandated segregation of wet waste and dry waste by all homeowners.

II. All apartments have been provided with separate bins for dry waste and wet waste to facilitate garbage segregation.