# Coding and Decoding questions:

##### 11) In a certain code 'MISSIONS' is written as 'MSIISNOS'. How is 'ONLINE' written in that code?

a. OLNNIE

b. ONILEN

c. NOILEN

d. LNOENI

Explanation: Letters are reversed in groups of 3 which can be shown as:
RAT = TAR, ION = NOI. etc. So for BRUTAL
BRU = URB
TAL = LAT
so code for BRUTAL = URBLAT

##### 12) In certain code 'TIGER' is written as 'QDFHS'. How is 'FISH' written in that code?

a. GERH

b. GRHE

c. GREH

d. GHRE

Explanation: Reverse the word and move each letter –1. Reverse of FISH is HSIF subtract 1 from each letter of HSIF. So code of FISH become GRHE.

##### 13)In certain code 'FROZEN' is written as 'OFAPSG'. Then how would 'MOLTEN' be written in that code?

a. OFPOMN

b. OFSMPN

c. OFUMPN

d. OFUNPM

Explanation: Reverse the word and move each letter +1. Reverse of MOLTEN is NETLOM add 1 to each letter of NETLOM. So code of MOLTEN become OFUMPN.

##### 14)In a certain code 'ROAR' is written as 'URDU'. How is 'URDU' written in that code?

a. V X D Q

b. XUGX

c. ROAR

d. VSOV

Explanation: Each letter moves +3. Add 3 to each letter of URDU,so code of URDU will be XUGX

##### 15)In a certain code 'LIMCA' is written as 'HJLDZ'. Which of the following words is written as 'IFWJBP'?

a. M E X I C O

b. MERCURY

c. JAPAN

d. MIDNIGHT

Answer:a. M E X I C O

Explanation: Each letter moves +1, -1, ....alternately except for L, which is –4. We have to find the word for the code IFWJBP. Add 4 to I then -1, +1 alternately to the remaining letters. The word will be MEXICO.

##### 16)In certain code 'HILTON' is written as 'I H T L N O'. How is 'BILLION' written in that code?

a. IBLLION

b. IBOILLN

c. IBLLOIN

d. IBLOILN

Explanation: Letters are interchanged in each pair. So code of BI become IB, IO become OI. So code BILLION will be IBLLOIN

##### 17)If in the English alphabet, every alternate letter from B onwards is written in small letters while others are written in capitals, then how will the 3rd day from Tuesday will be coded?

a. W e D N e S d A Y

b. W E d n E S d A Y

c. T H U R S d A Y

d. f r I d A Y

Answer:d. f r I d A Y

Explanation: The small letters are b, d, f, h, j, l, n, p, r, t, v, x, z. The third day from tuesday will be friday and code will be frIdAY.

##### 18)If the letters of the word 'CYCLINDER' are arranged alphabetically, then which letter would be farthest from the first letter of word?

a. N

b. E

c. Y

d. R

Explanation: Last letter is ‘Y’.

##### 19) In a certain code 'CERTAIN' is coded as 'BFQUZJM'. How is 'MUNDANE' coded in that code?

a. LVMEZOD

b. NTCOMBF

c. NTOCNBF

d. LTMCZOF

Explanation: Each letter moves -1, +1 alternately. So, M - 1 = L, U + 1 = V and so on. So code for MUNDANE will be LVMEZOD.

a. OFESJMID

b. OFSEMJID

c. OFSEJIMD

d. OFSEJMID