Challenger App

No.1 PSC Learning App

1M+ Downloads
Choose the option that is similar to the following numbers:29,31,47, 101

A111

B103

C147

D196

Answer:

B. 103

Read Explanation:

Given the reference numbers 29, 31, 47, 101, all are prime numbers.

Check the options:

  • 111 = 3 × 37 → not prime

  • 103 → prime

  • 147 = 3 × 49 → not prime

  • 196 = 14² → not prime

Answer: 103


Related Questions:

Each vowel in the word OPTICAL 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. Which of the following letters will appear twice in the group of letters thus formed?
In a certain code language, 'CURRY' is written as 'BSONT' and 'KHAKI' is written as 'JFXGD'. How will 'BHEEM' be written in that language?
image.png
10 is related to 102 following a certain logic. Following the same logic, 13 is related to 171. To which of the following is 16 related, following the same logic? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding / subtracting / multiplying, etc., to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)
What will come in the place of the question mark (?) in the following equation, if '÷' and 'X' are interchanged? 11÷4+3×3-1=?