Coding Decoding Logical Reasoning Questions and Answers Part 2

5. If 7 x 5 = VIII ; 5 x 6 = III ; 5 x 3 = VI , then 9 x 4 = ?

a. IX
b. II
c. VIII
d. XXII

Answer: a. IX

Explanation:

7 x 5 = 35 ; 3+5 = 8 = VIII in roman numeral format
5 x 6 = 30 ; 3+0 = 3 = III in roman numerals.
9 x 4 = 36 = 3+6 = 9 = IX in roman numerals


6. 10 (87) 7 ; 5 (59) 9 ; then 7 (?) 4.

a. 29
b. 39
c. 42
d. 30

Answer: b. 39

Explanation:

10 x 7 = 70 ; 70 + (10+7) = 87
5 x 9 = 45 ; 45 + (5+9) = 59
7 x 4 = 28 ; 28 + (7 + 4) = 39


7. CEGI : JHFD :: KMOQ : ?

a. LPNR
b. RNPL
c. LNPR
d. RPNL

Answer: d. RPNL

Explanation:

Alphabet Series - A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Write the next letters after the letters CEGI. We get DFHJ. Reverse them to get JHFD
Next letters after KMOQ is LNPR. Reversing them we get RPNL


8. 6 : 49 :: 7 : ?

a. 64
b. 63
c. 50
d. 81

Answer: a. 64

Explanation:

6 : 49 = 6 : 72 = 6 : (6+1)2
So, 7 : ? = 7 : (7+1)2 = 7 : 64