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If 13**45=29,24**58=41,74**32=53, what s...

If `13**45=29,24**58=41,74**32=53`, what should `97**47` be?

A

73

B

72

C

63

D

64

Text Solution

Verified by Experts

The correct Answer is:
B
`13**45=29`
`rArr (13+45)/(2)=29`
`24**58=41`
`rArr (24+58)/(2)=41`
`74**32=53`
`rArr (74+32)/(2)=53`
Therefore,
`97**47`
`rArr 97+47=144`
`rArr (144)/(2)=72`
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