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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ८

In questions (i) and (ii), there are four groups of letters in each set. Three of these sets are alike in some way while one is different. Find the one which is different - Mathematics

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प्रश्न

In there are four groups of letters in each set. Three of these sets are alike in some way while one is different. Find the one which is different

विकल्प

  • C R D T

  • A P B Q

  • E U F V

  • G W H X

MCQ

उत्तर

C R D T

Explanation;

Hint:

The four groups of letters are

CRDT APBQ EUFV GWHX

The above can be written as

We find that when we take 1st and 3rd letter & 2nd and 4th letter as 2 pairs, the 3 letter is the next letter alphabetically to the 1st letter.

Similarly the 4th letter is alphabetically the next letter of the 2nd letter.

i.e CD, AB, EF, GH & PQ, UV, WX

Only in CRDT, we have T instead of ‘S’

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Cryptology
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Information Processing - Exercise 7.3 [पृष्ठ २६१]

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सामाचीर कलवी Mathematics [English] Class 8 TN Board
अध्याय 7 Information Processing
Exercise 7.3 | Q 7. (i) | पृष्ठ २६१

संबंधित प्रश्न

V M T O R H S = _____________________________


H X R V M X V = _____________________________


Match the following :

( a = 00……………. Z= 25)

Column A Column B
(i) mathematics (a) 18 20 01 19 17 00 02 19 08 14 13
(ii) addition (b) 03 08 21 08 18 08 14 13
(iii) subtraction (c) 12 00 19 07 04 12 00 19 08 02 18
(iv) multiplication (d) 00 03 03 08 19 08 14 13
(v) division (e) 12 20 11 19 08 15 11 15 02 22 19 08 14 13

Frame Additive cipher table (key = 4)


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“Ot dnatsrednu taht scitamehtam nac eb decneirepxe erehwreve ni erutan dna laer efil” 


Decode the given Pigpen Cipher text and compare your answer to get result.

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The name of the treasure


Praveen recently got the registration number for his new two-wheeler. Here, the number is given in the form of mirror-image. Encode the image and find the correct registration number of praveen’s two-wheeler.


Question is based on code language. Find the correct answer from the four alternatives given.

In a certain code, ‘M E D I C I N E’ is coded as ‘E O J D J E F M’, then how is ‘C O M P U T E R’ written in the same code?


Question is based on code language. Find the correct answer from the four alternatives given.

lf the word ’P H O N E’ is coded as ’S K R Q H’, how will ‘R A D I O’ be coded?


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