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For eR let [x] denote the greatest integ...

For eR let [x] denote the greatest integer `le x.` Largest natural number `n` for which `E=[pi/2]+[1/100+pi/2]+[2/100+pi/2]+[n/100+pi/2]<43,` is

A

41

B

42

C

43

D

97

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A
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