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ajay

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· 1 Months ago

14*4=56
12*3=36
both difference=20
then 20*10=200
20*8=160
both difference=40
answer=8

Question:
DIRECTIONS: Find the missing number from the given responses.
Options:
A) 2
B) 8
C) 12
D) 14
Solution:
Ans: (b) (14 × 4) –  (12 × 3) = 20 ;

(9× 9) –  (13 × 3) = 42 and

(12 × 8) –  (7 × 11) = 19

Similarly, 

(20 × 10) –  (20 × 8) = 40

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