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If 19 (36) 13 and 37 (81) 28 then what i...

If 19 (36) 13 and 37 (81) 28 then what is the value of 'A' in 43 (A) 38 ?

A

49

B

25

C

34

D

645

Text Solution

Verified by Experts

The correct Answer is:
B
`19 (36) 13 and 19-13 =6 and , 6 xx 6 = 36`
` 37 (81) 28`
`implies 37 - 28 =9`
`and , 9 xx9 =81`
Therefore, `43 (A) 38`
`implies 43-38 =5`
and `5 xx 5 = 25`
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