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NISHANT

· started a discussion

· 1 Months ago

doubt (Question: 127012.0 )

solution please

Question:

DIRECTIONS: What approximate value will come in place of the question mark?



Options:
A)

53

B)

44

C)

5

D)

15

E)

90

Solution:

Ans: (a)


√(727.99925)  + (5.1961)^2 = ? +  2/10.7960   


or, √(728)  + (5)^2 = ? +  2/11


or, 27 + 25 = ? + 2/11


or, ? = 52- 2/11


or, ? =51.82 = 53 approx

   

Knowledge Expert

· commented

· 1 Months ago

@NISHANT

oh sry...ignore that.....

see:

Ans: (a)

√(727.99925) + (5.1961)^2 = ? + 2/10.7960

or, √(728) + (5)^2 = ? + 2/11

or, 27 + 25 = ? + 2/11

or, ? = 52- 2/11

or, ? =51.82 = 53 approx

NISHANT

· commented

· 1 Months ago

@Knowledge Expert :in fourth line, from where 87 has come?

Knowledge Expert

· commented

· 1 Months ago

√(727.99925) + (5.1961)^2 = ? + 2/10.7960

or, √(728) + (5)^2 = ? + 2/11

or, 27 + 25 = ? + 2/11

or, ? = 87- 2/11

or, ? = (957-2)/11 = 955/11 = 90.45 = 90
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